Word Study
olm
CIDE DICTIONARY
olm, n.
A European cave-dwelling aquatic salamander (Proteus anguinus ) with permanent external gills. [WordNet 1.5]
OXFORD DICTIONARY
olm, n. a blind cave-dwelling salamander, Proteus anguinus, native to SE Europe, usu. transparent but turning brown in light and having external gills.
Etymology
G
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