WordReference Random House Unabridged Dictionary of American English © 2025
spe•le•ol•o•gy
(spē′lē ol′ə jē),USA pronunciation n.
spe•le•o•log•i•cal
(spē′lē ə loj′i kəl),USA pronunciation adj.
spe′le•ol′o•gist n.
- the exploration and study of caves.
- Latin spēlae(um) (see spelaean) + -o- + -logy
- 1890–95;
'speleological' also found in these entries (note: many are not synonyms or translations):