[ˈɡaslʌɪt], (Noun)

Definitions:
- a type of lamp in which an incandescent mantle is heated by a jet of burning gas
(e.g: an era of gaslights and horse-drawn carriages)


Phrases:

Origin:

[ˈɡaslʌɪt], (Verb)

Definitions:
- manipulate (someone) using psychological methods into questioning their own sanity, memory, or powers of reasoning
(e.g: in the first episode, Karen Valentine is being gaslighted by her husband)


Phrases:

Origin:
1960s: from the storyline of the film Gaslight (1944), in which a man psychologically manipulates his wife into believing that she is going insane