1

gaslight

play
noun gas·light \ˈgas-ˌlīt, -ˈlīt\

Definition of gaslight

  1. 1 :  light made by burning illuminating gas

  2. 2a :  a gas flameb :  a gas lighting fixture

1808

First Known Use of gaslight

1808


2

gaslight

verb gas·light

Definition of gaslight

gaslighted

;

gaslighting

  1. transitive verb
  2. :  to attempt to make (someone) believe that he or she is going insane (as by subjecting that person to a series of experiences that have no rational explanation) Stacey was being gaslighted by someone leaving Jack's watch in the house, and then making it disappear, and calling her on the phone using Jack's voice. — Seli Groves

gaslighting

noun Gaslighting is a term, often used by mental health professionals (I am not one), to describe manipulative behavior used to confuse people into thinking their reactions are so far off base that they're crazy. — Yashar Ali

Origin and Etymology of gaslight

after Gas Light, a play (1938) by British writer Patrick Hamilton, subsequently made into British and American films entitled Gaslight (1940 and 1944), in which a man attempts to trick his wife into believing that she is going insane


First Known Use: 1956


Seen and Heard

What made you want to look up gaslight? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

not embarrassed or apologetic

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • winning-words-from-the-national-spelling-bee-logo
  • Which is the correct spelling of the winning word from 1988?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!