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Definition of spelunking
spelunking
/spɪˈlʌŋ.kɪŋ/
spe · lunk · ing
spelunking Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Rare
Syllables
3
spelunking Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
North American The hobby, sport, or practice of exploring caves and subterranean caverns.
Example
"Before going spelunking in the limestone caverns, the group checked their headlamps, helmets, and climbing ropes."
Synonyms
View all synonyms for spelunkingWord Nuance & Usage
Among experienced cave explorers in North America, 'caving' is generally preferred for trained, technical exploration, while 'spelunking' is often reserved for casual or untrained recreation.
• Rhymes for spelunking
Word Origin & Etymology
Coined in the late 1930s by American amateur cave explorer Clay Perry from 'spelunker', which derives from Latin 'spelunca' (meaning cave or cavern) and ultimately from Ancient Greek 'spelynx'.
Cite this Entry
Wordmom. (2026). Definition of Spelunking. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/spelunking