Definition of spelunking in English:

spelunking

Line breaks: spe¦lunk|ing
Pronunciation: /spɪˈlʌŋkɪŋ
 
/

noun

[mass noun] North American
The exploration of caves, especially as a hobby: Neil spoke of the virginal spelunking in the mountains [as modifier]: a spelunking tour at Luray Caverns
More example sentences
  • With lots of grutas or caves, spelunking and cave exploration is also possible in the Yucatan, though is not well developed yet for tourism.
  • Although Birmans are a placid, gentle race whose serenity rivals that of the Dalai Lama, they are as capable as the next cat of pulling the occasional caper - wind surfing or spelunking for example.
  • Outdoor activities such as kayaking, spelunking and extreme sports have also become popular escapes from the fast pace of modern life.

Origin

1940s: from obsolete spelunk 'cave' (from Latin spelunca) + -ing1.

Derivatives

spelunker

noun
More example sentences
  • The grotto members are not spelunkers; they are ‘cavers.’
  • ‘We are spelunkers, examining stalagmites today,’ Susie tells me, concentrating on the rock formation at her feet.
  • Avid spelunkers may spend days or even weeks underground finding connections between vast underground cave systems.

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Pronunciation: kənˈspɪkjʊəs
adjective
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