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Definition of olm

olm

/oʊlm/
olm
Plural:olms
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olm Lexical Profile

olm Game Scores & Validity

• noun

1

A blind, aquatic amphibian (Proteus anguinus) native to the subterranean waters of the Dinaric Karst in Central and Southeastern Europe, renowned for its pale, unpigmented skin and extreme longevity.

Example

"During the biological survey of the Slovenian cave system, the researchers documented a rare olm resting in the dark, frigid waters of the underground river."

Synonyms
View all synonyms for olm

• Nearby Words

olive sea snake
oliver
ollie
olm
oloupena falls
olt
olympiad

Word Origin & Etymology

Borrowed from German 'Olm', a term historically used for various salamanders or newts of uncertain origin, now applied exclusively in English to the cave-dwelling species Proteus anguinus.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Olm. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/olm
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