The story
From then-obsolete spelunk (noun) + -er. Coined by New England cave explorer Roger Charles Johnson in the 1930s.
Etymology from Wiktionary, CC BY-SA 4.0.
spelunker
Today it means: One who explores caves; one who spelunks. Full definition →
Today it means: One who explores caves; one who spelunks. Full definition →
From then-obsolete spelunk (noun) + -er. Coined by New England cave explorer Roger Charles Johnson in the 1930s.
Etymology from Wiktionary, CC BY-SA 4.0.