Gaslighter

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
One who, or that which, lights gas.
2
One who engages in the psychological tactic of gaslighting.

Etymology

Etymology 1

From gas + lighter.

Etymology 2

From gaslight + -er.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.