Phrase guide

sea louse

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

Any copepod within the family Caligidae (order Siphonostomatoida); a kind of marine ectoparasite that feeds on the mucus, epidermal tissue and blood of fishes.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: caligid

Antonyms: none provided

2

noun

Meaning 2

The horseshoe crab.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

marine isopod crustacean

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sea slater

Antonyms: none provided

Broader terms: isopod

History

Etymology

No etymology was provided for this word.

Across languages

Translations

2 source translations are retained for this English entry.

  • Japanese: フナムシ (funamushi) — member of the Caligidae family
  • Japanese: 船虫 (funamushi) — member of the Caligidae family