The cast dressed up for a formal dinner party during season 6.
The following is a list of episodes of the CBS sitcom The Big Bang Theory chronologically.
As of May 16, 2019, 279 episodes aired in 12 seasons.
Series Summary
|
|
Season
|
Episodes
|
Season Premiere
|
Season Finale
|
|
|
1
|
17
|
September 24, 2007
|
May 19, 2008
|
|
|
2
|
23
|
September 22, 2008
|
May 11, 2009
|
|
|
3
|
23
|
September 21, 2009
|
May 24, 2010
|
|
|
4
|
24
|
September 23, 2010
|
May 19, 2011
|
|
|
5
|
23
|
September 22, 2011
|
May 10, 2012
|
|
|
6
|
24
|
September 27, 2012
|
May 16, 2013
|
|
|
7
|
23
|
September 26, 2013
|
May 15, 2014
|
|
|
8
|
23
|
September 22, 2014
|
May 7, 2015
|
|
|
9
|
24
|
September 21, 2015
|
May 12, 2016
|
|
|
10
|
24
|
September 19, 2016
|
May 11, 2017
|
|
|
11
|
24
|
September 25, 2017
|
May 10, 2018
|
|
|
12
|
24
|
September 24, 2018
|
May 16, 2019
|
Season 1: 2007–2008
- Main article: Season 1
| Title
|
Original Airdate
|
Series Ep#
|
| Pilot
|
September 24, 2007
|
1
|
| The Big Bran Hypothesis
|
October 1, 2007
|
2
|
|
The Fuzzy Boots Corollary
|
October 8, 2007
|
3
|
| The Luminous Fish Effect
|
October 15, 2007
|
4
|
| The Hamburger Postulate
|
October 22, 2007
|
5
|
| The Middle-Earth Paradigm
|
October 29, 2007
|
6
|
| The Dumpling Paradox
|
November 5, 2007
|
7
|
| The Grasshopper Experiment
|
November 12, 2007
|
8
|
| The Cooper-Hofstadter Polarization
|
March 17, 2008
|
9
|
| The Loobenfeld Decay
|
March 24, 2008
|
10
|
| The Pancake Batter Anomaly
|
March 31, 2008
|
11
|
| The Jerusalem Duality
|
April 14, 2008
|
12
|
| The Bat Jar Conjecture
|
April 21, 2008
|
13
|
| The Nerdvana Annihilation
|
April 28, 2008
|
14
|
| The Porkchop Indeterminacy
|
May 5, 2008
|
15
|
| The Peanut Reaction
|
May 12, 2008
|
16
|
| The Tangerine Factor
|
May 19, 2008
|
17
|
Season 2: 2008–2009
- Main article: Season 2
| Title
|
Original Airdate
|
Series Ep#
|
| The Bad Fish Paradigm
|
September 22, 2008
|
18
|
| The Codpiece Topology
|
September 29, 2008
|
19
|
| The Barbarian Sublimation
|
October 6, 2008
|
20
|
| The Griffin Equivalency
|
October 13, 2008
|
21
|
| The Euclid Alternative
|
October 20, 2008
|
22
|
| The Cooper-Nowitzki Theorem
|
November 3, 2008
|
23
|
| The Panty Piñata Polarization
|
November 10, 2008
|
24
|
| The Lizard-Spock Expansion
|
November 17, 2008
|
25
|
| The White Asparagus Triangulation
|
November 24, 2008
|
26
|
| The Vartabedian Conundrum
|
December 8, 2008
|
27
|
| The Bath Item Gift Hypothesis
|
December 15, 2008
|
28
|
| The Killer Robot Instability
|
January 12, 2009
|
29
|
| The Friendship Algorithm
|
January 19, 2009
|
30
|
| The Financial Permeability
|
February 2, 2009
|
31
|
| The Maternal Capacitance
|
February 9, 2009
|
32
|
| The Cushion Saturation
|
March 2, 2009
|
33
|
| The Terminator Decoupling
|
March 9, 2009
|
34
|
| The Work Song Nanocluster
|
March 16, 2009
|
35
|
| The Dead Hooker Juxtaposition
|
March 30, 2009
|
36
|
| The Hofstadter Isotope
|
April 13, 2009
|
37
|
| The Vegas Renormalization
|
April 27, 2009
|
38
|
| The Classified Materials Turbulence
|
May 4, 2009
|
39
|
| The Monopolar Expedition
|
May 11, 2009
|
40
|
Season 3: 2009–2010
- Main article: Season 3
| Title
|
Original Airdate
|
Series Ep#
|
| The Electric Can Opener Fluctuation
|
September 21, 2009
|
41
|
| The Jiminy Conjecture
|
September 28, 2009
|
42
|
| The Gothowitz Deviation
|
October 5, 2009
|
43
|
| The Pirate Solution
|
October 12, 2009
|
44
|
| The Creepy Candy Coating Corollary
|
October 19, 2009
|
45
|
| The Cornhusker Vortex
|
November 2, 2009
|
46
|
| The Guitarist Amplification
|
November 9, 2009
|
47
|
| The Adhesive Duck Deficiency
|
November 16, 2009
|
48
|
| The Vengeance Formulation
|
November 23, 2009
|
49
|
| The Gorilla Experiment
|
December 7, 2009
|
50
|
| The Maternal Congruence
|
December 14, 2009
|
51
|
| The Psychic Vortex
|
January 11, 2010
|
52
|
| The Bozeman Reaction
|
January 18, 2010
|
53
|
| The Einstein Approximation
|
February 1, 2010
|
54
|
| The Large Hadron Collision
|
February 8, 2010
|
55
|
| The Excelsior Acquisition
|
March 1, 2010
|
56
|
| The Precious Fragmentation
|
March 8, 2010
|
57
|
| The Pants Alternative
|
March 22, 2010
|
58
|
| The Wheaton Recurrence
|
April 12, 2010
|
59
|
| The Spaghetti Catalyst
|
May 3, 2010
|
60
|
| The Plimpton Stimulation
|
May 10, 2010
|
61
|
| The Staircase Implementation
|
May 17, 2010
|
62
|
| The Lunar Excitation
|
May 24, 2010
|
63
|
Season 4: 2010–2011
- Main article: Season 4
| Title
|
Original Airdate
|
Series Ep#
|
| The Robotic Manipulation
|
September 23, 2010
|
64
|
| The Cruciferous Vegetable Amplification
|
September 30, 2010
|
65
|
| The Zazzy Substitution
|
October 7, 2010
|
66
|
| The Hot Troll Deviation
|
October 14, 2010
|
67
|
| The Desperation Emanation
|
October 21, 2010
|
68
|
| The Irish Pub Formulation
|
October 28, 2010
|
69
|
| The Apology Insufficiency
|
November 4, 2010
|
70
|
| The 21-Second Excitation
|
November 11, 2010
|
71
|
| The Boyfriend Complexity
|
November 18, 2010
|
72
|
| The Alien Parasite Hypothesis
|
December 9, 2010
|
73
|
| The Justice League Recombination
|
December 16, 2010
|
74
|
| The Bus Pants Utilization
|
January 6, 2011
|
75
|
| The Love Car Displacement
|
January 20, 2011
|
76
|
| The Thespian Catalyst
|
February 3, 2011
|
77
|
| The Benefactor Factor
|
February 10, 2011
|
78
|
| The Cohabitation Formulation
|
February 17, 2011
|
79
|
| The Toast Derivation
|
February 24, 2011
|
80
|
| The Prestidigitation Approximation
|
March 10, 2011
|
81
|
| The Zarnecki Incursion
|
March 31, 2011
|
82
|
| The Herb Garden Germination
|
April 7, 2011
|
83
|
| The Agreement Dissection
|
April 28, 2011
|
84
|
| The Wildebeest Implementation
|
May 5, 2011
|
85
|
| The Engagement Reaction
|
May 12, 2011
|
86
|
| The Roommate Transmogrification
|
May 19, 2011
|
87
|
Season 5: 2011–2012
- Main article: Season 5
| Title
|
Original Airdate
|
Series Ep#
|
| The Skank Reflex Analysis
|
September 22, 2011
|
88
|
| The Infestation Hypothesis
|
September 22, 2011
|
89
|
| The Pulled Groin Extrapolation
|
September 29, 2011
|
90
|
| The Wiggly Finger Catalyst
|
October 6, 2011
|
91
|
| The Russian Rocket Reaction
|
October 13, 2011
|
92
|
| The Rhinitis Revelation
|
October 20, 2011
|
93
|
| The Good Guy Fluctuation
|
October 27, 2011
|
94
|
| The Isolation Permutation
|
November 3, 2011
|
95
|
| The Ornithophobia Diffusion
|
November 10, 2011
|
96
|
| The Flaming Spittoon Acquisition
|
November 17, 2011
|
97
|
| The Speckerman Recurrence
|
December 8, 2011
|
98
|
| The Shiny Trinket Maneuver
|
January 12, 2012
|
99
|
| The Recombination Hypothesis
|
January 19, 2012
|
100
|
| The Beta Test Initiation
|
January 26, 2012
|
101
|
| The Friendship Contraction
|
February 2, 2012
|
102
|
| The Vacation Solution
|
February 9, 2012
|
103
|
| The Rothman Disintegration
|
February 16, 2012
|
104
|
| The Werewolf Transformation
|
February 23, 2012
|
105
|
| The Weekend Vortex
|
March 8, 2012
|
106
|
| The Transporter Malfunction
|
March 29, 2012
|
107
|
| The Hawking Excitation
|
April 5, 2012
|
108
|
| The Stag Convergence
|
April 26, 2012
|
109
|
| The Launch Acceleration
|
May 3, 2012
|
110
|
| The Countdown Reflection
|
May 10, 2012
|
111
|
Season 6: 2012–2013
- Main article: Season 6
| Title
|
Original Airdate
|
Series Ep#
|
| The Date Night Variable
|
September 27, 2012
|
112
|
| The Decoupling Fluctuation
|
October 4, 2012
|
113
|
| The Higgs Boson Observation
|
October 11, 2012
|
114
|
| The Re-Entry Minimization
|
October 18, 2012
|
115
|
| The Holographic Excitation
|
October 25, 2012
|
116
|
| The Extract Obliteration
|
November 1, 2012
|
117
|
| The Habitation Configuration
|
November 8, 2012
|
118
|
| The 43 Peculiarity
|
November 15, 2012
|
119
|
| The Parking Spot Escalation
|
November 29, 2012
|
120
|
| The Fish Guts Displacement
|
December 6, 2012
|
121
|
| The Santa Simulation
|
December 13, 2012
|
122
|
| The Egg Salad Equivalency
|
January 3, 2013
|
123
|
| The Bakersfield Expedition
|
January 10, 2013
|
124
|
| The Cooper/Kripke Inversion
|
January 31, 2013
|
125
|
| The Spoiler Alert Segmentation
|
February 7, 2013
|
126
|
| The Tangible Affection Proof
|
February 14, 2013
|
127
|
| The Monster Isolation
|
February 21, 2013
|
128
|
| The Contractual Obligation Implementation
|
March 7, 2013
|
129
|
| The Closet Reconfiguration
|
March 14, 2013
|
130
|
| The Tenure Turbulence
|
April 4, 2013
|
131
|
| The Closure Alternative
|
April 25, 2013
|
132
|
| The Proton Resurgence
|
May 2, 2013
|
133
|
| The Love Spell Potential
|
May 9, 2013
|
134
|
| The Bon Voyage Reaction
|
May 16, 2013
|
135
|
Season 7: 2013–2014
- Main article: Season 7
| Title
|
Original Airdate
|
Series Ep#
|
| The Hofstadter Insufficiency
|
September 26, 2013
|
136
|
| The Deception Verification
|
September 26, 2013
|
137
|
| The Scavenger Vortex
|
October 3, 2013
|
138
|
| The Raiders Minimization
|
October 10, 2013
|
139
|
| The Workplace Proximity
|
October 17, 2013
|
140
|
| The Romance Resonance
|
October 24, 2013
|
141
|
| The Proton Displacement
|
November 7, 2013
|
142
|
| The Itchy Brain Simulation
|
November 14, 2013
|
143
|
| The Thanksgiving Decoupling
|
November 21, 2013
|
144
|
| The Discovery Dissipation
|
December 5, 2013
|
145
|
| The Cooper Extraction
|
December 12, 2013
|
146
|
| The Hesitation Ramification
|
January 2, 2014
|
147
|
| The Occupation Recalibration
|
January 9, 2014
|
148
|
| The Convention Conundrum
|
January 30, 2014
|
149
|
| The Locomotive Manipulation
|
February 6, 2014
|
150
|
| The Table Polarization
|
February 27, 2014
|
151
|
| The Friendship Turbulence
|
March 6, 2014
|
152
|
| The Mommy Observation
|
March 13, 2014
|
153
|
| The Indecision Amalgamation
|
April 3, 2014
|
154
|
| The Relationship Diremption
|
April 10, 2014
|
155
|
| The Anything Can Happen Recurrence
|
April 24, 2014
|
156
|
| The Proton Transmogrification
|
May 1, 2014
|
157
|
| The Gorilla Dissolution
|
May 8, 2014
|
158
|
| The Status Quo Combustion
|
May 15, 2014
|
159
|
Season 8: 2014–2015
- Main article: Season 8
| Title
|
Original Airdate
|
Series Ep#
|
| The Locomotion Interruption
|
September 22, 2014
|
160
|
| The Junior Professor Solution
|
September 22, 2014
|
161
|
| The First Pitch Insufficiency
|
September 29, 2014
|
162
|
| The Hook-up Reverberation
|
October 6, 2014
|
163
|
| The Focus Attenuation
|
October 13, 2014
|
164
|
| The Expedition Approximation
|
October 20, 2014
|
165
|
| The Misinterpretation Agitation
|
October 30, 2014
|
166
|
| The Prom Equivalency
|
November 6, 2014
|
167
|
| The Septum Deviation
|
November 13, 2014
|
168
|
| The Champagne Reflection
|
November 20, 2014
|
169
|
| The Clean Room Infiltration
|
December 11, 2014
|
170
|
| The Space Probe Disintegration
|
January 8, 2015
|
171
|
| The Anxiety Optimization
|
January 29, 2015
|
172
|
| The Troll Manifestation
|
February 5, 2015
|
173
|
| The Comic Book Store Regeneration
|
February 19, 2015
|
174
|
| The Intimacy Acceleration
|
February 26, 2015
|
175
|
| The Colonization Application
|
March 5, 2015
|
176
|
| The Leftover Thermalization
|
March 12, 2015
|
177
|
| The Skywalker Incursion
|
April 2, 2015
|
178
|
| The Fortification Implementation
|
April 9, 2015
|
179
|
| The Communication Deterioration
|
April 16, 2015
|
180
|
| The Graduation Transmission
|
April 23, 2015
|
181
|
| The Maternal Combustion
|
April 30, 2015
|
182
|
| The Commitment Determination
|
May 7, 2015
|
183
|
Season 9: 2015–2016
- Main article: Season 9
| Title
|
Original Airdate
|
Series Ep#
|
| The Matrimonial Momentum
|
September 21, 2015
|
184
|
| The Separation Oscillation
|
September 28, 2015
|
185
|
| The Bachelor Party Corrosion
|
October 5, 2015
|
186
|
| The 2003 Approximation
|
October 12, 2015
|
187
|
| The Perspiration Implementation
|
October 19, 2015
|
188
|
| The Helium Insufficiency
|
October 26, 2015
|
189
|
| The Spock Resonance
|
November 5, 2015
|
190
|
| The Mystery Date Observation
|
November 12, 2015
|
191
|
| The Platonic Permutation
|
November 19, 2015
|
192
|
| The Earworm Reverberation
|
December 10, 2015
|
193
|
| The Opening Night Excitation
|
December 17, 2015
|
194
|
| The Sales Call Sublimation
|
January 7, 2016
|
195
|
| The Empathy Optimization
|
January 14, 2016
|
196
|
| The Meemaw Materialization
|
February 4, 2016
|
197
|
| The Valentino Submergence
|
February 11, 2016
|
198
|
| The Positive Negative Reaction
|
February 18, 2016
|
199
|
| The Celebration Experimentation
|
February 25, 2016
|
200
|
| The Application Deterioration
|
March 10, 2016
|
201
|
| The Solder Excursion Diversion
|
March 31, 2016
|
202
|
| The Big Bear Precipitation
|
April 7, 2016
|
203
|
| The Viewing Party Combustion
|
April 21, 2016
|
204
|
| The Fermentation Bifurcation
|
April 28, 2016
|
205
|
| The Line Substitution Solution
|
May 5, 2016
|
206
|
| The Convergence Convergence
|
May 12, 2016
|
207
|
Season 10: 2016–2017
- Main article: Season 10
| Title
|
Original Airdate
|
Series Ep#
|
| The Conjugal Conjecture
|
September 19, 2016
|
208
|
| The Military Miniaturization
|
September 26, 2016
|
209
|
| The Dependence Transcendence
|
October 3, 2016
|
210
|
| The Cohabitation Experimentation
|
October 10, 2016
|
211
|
| The Hot Tub Contamination
|
October 17, 2016
|
212
|
| The Fetal Kick Catalyst
|
October 27, 2016
|
213
|
| The Veracity Elasticity
|
November 3, 2016
|
214
|
| The Brain Bowl Incubation
|
November 10, 2016
|
215
|
| The Geology Elevation
|
November 17, 2016
|
216
|
| The Property Division Collision
|
December 1, 2016
|
217
|
| The Birthday Synchronicity
|
December 15, 2016
|
218
|
| The Holiday Summation
|
January 5, 2017
|
219
|
| The Romance Recalibration
|
January 19, 2017
|
220
|
| The Emotion Detection Automation
|
February 2, 2017
|
221
|
| The Locomotion Reverberation
|
February 9, 2017
|
222
|
| The Allowance Evaporation
|
February 16, 2017
|
223
|
| The Comic-Con Conundrum
|
February 23, 2017
|
224
|
| The Escape Hatch Identification
|
March 9, 2017
|
225
|
| The Collaboration Fluctuation
|
March 30, 2017
|
226
|
| The Recollection Dissipation
|
April 6, 2017
|
227
|
| The Separation Agitation
|
April 13, 2017
|
228
|
| The Cognition Regeneration
|
April 27, 2017
|
229
|
| The Gyroscopic Collapse
|
May 4, 2017
|
230
|
| The Long Distance Dissonance
|
May 11, 2017
|
231
|
Season 11: 2017-2018
- Main article: Season 11
| Title
|
Original Airdate
|
Series Ep#
|
| The Proposal Proposal
|
September 25, 2017
|
232
|
| The Retraction Reaction
|
October 2, 2017
|
233
|
| The Relaxation Integration
|
October 9, 2017
|
234
|
| The Explosion Implosion
|
October 16, 2017
|
235
|
| The Collaboration Contamination
|
October 23, 2017
|
236
|
| The Proton Regeneration
|
November 2, 2017
|
237
|
| The Geology Methodology
|
November 9, 2017
|
238
|
| The Tesla Recoil
|
November 16, 2017
|
239
|
| The Bitcoin Entanglement
|
November 30, 2017
|
240
|
| The Confidence Erosion
|
December 7, 2017
|
241
|
| The Celebration Reverberation
|
December 14, 2017
|
242
|
| The Matrimonial Metric
|
January 4, 2018
|
243
|
| The Solo Oscillation
|
January 11, 2018
|
244
|
| The Separation Triangulation
|
January 18, 2018
|
245
|
| The Novelization Correlation
|
February 1, 2018
|
246
|
| The Neonatal Nomenclature
|
March 1, 2018
|
247
|
| The Athenaeum Allocation
|
March 8, 2018
|
248
|
| The Gates Excitation
|
March 29, 2018
|
249
|
| The Tenant Disassociation
|
April 5, 2018
|
250
|
| The Reclusive Potential
|
April 12, 2018
|
251
|
| The Comet Polarization
|
April 19, 2018
|
252
|
| The Monetary Insufficiency
|
April 26, 2018
|
253
|
| The Sibling Realignment
|
May 3, 2018
|
254
|
| The Bow Tie Asymmetry
|
May 10, 2018
|
255
|
Season 12: 2018-2019
- Main article: Season 12
| Title
|
Original Airdate
|
Series Ep#
|
| The Conjugal Configuration
|
September 24, 2018
|
256
|
| The Wedding Gift Wormhole
|
October 1, 2018
|
257
|
| The Procreation Calculation
|
October 8, 2018
|
258
|
| The Tam Turbulence
|
October 15, 2018
|
259
|
| The Planetarium Collision
|
October 22, 2018
|
260
|
| The Imitation Perturbation
|
October 29, 2018
|
261
|
| The Grant Allocation Derivation
|
November 1, 2018
|
262
|
| The Consummation Deviation
|
November 8, 2018
|
263
|
| The Citation Negation
|
November 15, 2018
|
264
|
| The VCR Illumination
|
December 6, 2018
|
265
|
| The Paintball Scattering
|
January 3, 2019
|
266
|
| The Propagation Proposition
|
January 10, 2019
|
267
|
| The Confirmation Polarization
|
January 17, 2019
|
268
|
| The Meteorite Manifestation
|
January 31, 2019
|
269
|
| The Donation Oscillation
|
February 7, 2019
|
270
|
| The D & D Vortex
|
February 21, 2019
|
271
|
| The Conference Valuation
|
March 7, 2019
|
272
|
| The Laureate Accumulation
|
April 4, 2019
|
273
|
| The Inspiration Deprivation
|
April 18, 2019
|
274
|
| The Decision Reverberation
|
April 25, 2019
|
275
|
| The Plagiarism Schism
|
May 2, 2019
|
276
|
| The Maternal Conclusion
|
May 9, 2019
|
277
|
| The Change Constant
|
May 16, 2019
|
278
|
| The Stockholm Syndrome
|
May 16, 2019
|
279
|
