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speleology

or spelaeology

[spee-lee-ol-uh-jee] /ˌspi liˈɒl ə dʒi/
noun
1.
the exploration and study of caves.
Origin of speleology
1890-1895
1890-95; < Latin spēlae(um) (see spelaean) + -o- + -logy
Related forms
speleological
[spee-lee-uh-loj-i-kuh l] /ˌspi li əˈlɒdʒ ɪ kəl/ (Show IPA),
adjective
speleologist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for speleologist

speleology

/ˌspiːlɪˈɒlədʒɪ/
noun
1.
the scientific study of caves, esp in respect of their geological formation, flora and fauna, etc
2.
the sport or pastime of exploring caves
Derived Forms
speleological, spelaeological (ˌspiːlɪəˈlɒdʒɪkəl) adjective
speleologist, spelaeologist, noun
Word Origin
C19: from Latin spēlaeum cave
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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speleologist in Science
speleology
  (spē'lē-ŏl'ə-jē)   
The exploration and scientific study of the geological and ecological features of caves.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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19
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