attenuator

noun — 2 senses

attenuator

noun

Etymology From attenuate + -or.

Natural sciences, Physical sciences, Physics Any device that attenuates a signal, but especially an electronic device that reduces the amplitude of a signal.

Road, Transport Abbreviation, Ellipsis Ellipsis of impact attenuator or crash attenuator.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.