Definify.com
Webster 1913 Edition
Undersuit
Un′der-suitˊ
,Noun.
A suit worn under another suit; a suit of underclothes.
Definition 2024
undersuit
undersuit
English
Noun
undersuit (plural undersuits)
- A soft undergarment worn by divers and astronauts
- Any suit worn under another suit; a suit of underclothes.