olm

O1L1M3
/əʊlm//ɒlm/

noun

Proteus anguinus, a cave-dwelling neotenous salamander with external gills, found along the coast from northeastern Italy to Montenegro.

Similar
Proteus anguinus
UncommonScrabble 5

Meanings

nounolm (plural olms)

plural olms

  1. Proteus anguinus, a cave-dwelling neotenous salamander with external gills, found along the coast from northeastern Italy to Montenegro.

    Olms have special sensors inside their ears that detect sound waves in the water as well as vibrations from the ground.

    2012, Ana Maria Rodriguez, Vampire Bats, Giant Insects, and Other Mysterious Animals of the Darkest Caves, page 32
    3 more examples

    O is for Olm. The Olm has teeny-weeny legs. Its eyes are covered with skin and it can barely see. Olms live in caves where there is hardly any light.

    1990, Jerry Pallotta, The Frog Alphabet Book, unnumbered page

    A fully grown olm is around 30 cm with a sinuous body and long tail. There are two pairs of stumpy legs and three pairs of feathery gills behind the head. In its natural environment, the olm is pink with semitranslucent skin.

    2007, Ross Piper, Extraordinary Animals: An Encyclopedia of Curious and Unusual Animals, page 266

    Also known as the proteus, the olm is a blind amphibian found only in the underwater caves of southern Europe, specifically parts of Italy, Croatia, and Slovenia.

    2012, Michael Hearst, Unusual Creatures, page 74

Synonyms & antonyms

nounEuropean aquatic salamander with permanent external gills that lives in caves

Similar
Proteus anguinus
Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. GermanOlm
  2. Englisholm

From German Olm, of uncertain origin.

Full word history & related roots →

Translations

Bulgarian протей
  • протей (protej)Proteus anguinus
Catalan proteu
  • proteuProteus anguinus
Chinese Mandarin 洞螈
  • 洞螈 (dòngyuán)Proteus anguinus
Czech macarát jeskynní
  • macarát jeskynníProteus anguinus
Finnish olmi
  • olmiProteus anguinus
French protée anguillard, olm
  • protée anguillardProteus anguinus
  • olmProteus anguinus
German Olm
  • OlmProteus anguinus
Italian proteo
  • proteoProteus anguinus
Polish odmieniec jaskiniowy
  • odmieniec jaskiniowyProteus anguinus
Portuguese próteo, proteu
  • próteoProteus anguinus
  • proteuProteus anguinus
Russian европе́йский проте́й, проте́й
  • европе́йский проте́й (jevropéjskij protéj)Proteus anguinus
  • проте́й (protéj)Proteus anguinus
Slovak jaskyniar, macarát jaskynný
  • jaskyniarProteus anguinus
  • macarát jaskynnýProteus anguinus
  • mlok jaskynnýProteus anguinus
Vietnamese manh giông
  • manh giôngProteus anguinus

Rhymes & wordplay

Anagrams

Cite this entry
APA

olm. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/olm

MLA

“olm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/olm. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “olm,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/olm.

Source: olm on Wiktionary, CC BY-SA 4.0.