List of The Big Bang Theory episodes

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==
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==
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==
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==
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==
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==
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==
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==
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==
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==
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==
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==
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
Category:Episodes
Category:Season 1 (The Big Bang Theory)
Category:Season 2 (The Big Bang Theory)
Category:Season 3 (The Big Bang Theory)
Category:Season 4 (The Big Bang Theory)
Category:Season 5 (The Big Bang Theory)
Category:Season 6 (The Big Bang Theory)
Category:Season 7 (The Big Bang Theory)
Category:Season 8 (The Big Bang Theory)
Category:Season 9 (The Big Bang Theory)
Category:Season 10 (The Big Bang Theory)
Category:Season 11 (The Big Bang Theory)
Category:Season 11 (The Big Bang Theory)
Category:Season 12 (The Big Bang Theory)