noun Etymology: Latin spelunca cave, from Greek spēlynx; akin to Greek spēlaion cave Date: 1942 one who makes a hobby of exploring and studying caves
SPELUNKER
Meaning of SPELUNKER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012