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Gaslight vs Gastight - What's the difference?

gaslight | gastight |

As a noun gaslight

is (british) the light produced by burning piped illuminating gas.

As a verb gaslight

is (slang) to manipulate someone psychologically such that they question their own sanity.

As an adjective gastight is

impermeable to gases.

gaslight

English

Alternative forms

* gas lamp (US)

Noun

(en noun) (gas lighting)
  • (British) The light produced by burning piped illuminating gas.
  • (British) A lamp which operates by burning gas.

    • Verb

    (gaslighting) (en verb)
  • (slang) To manipulate someone psychologically such that they question their own sanity.

    • See also

    * gaslit * gas mantle

    gastight

    English

    Adjective

    (en adjective)
  • impermeable to gases

    • See also

    * airtight * watertight