n.
Pronunciation: ' ba-thi- ˌ skaf, - ˌ sk ā f
Variant: or bathy · scaph \ - ˌ skaf \
Function: noun
Etymology: International Scientific Vocabulary bathy- + Greek skaph ē light boat
Date: 1947
: a navigable submersible for deep-sea exploration having a spherical watertight cabin attached to its underside