Standard Lemma guide

threadfin

noun · 2 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈθɹɛdfɪn/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: TH R EH1 D F IH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Any of many fish of the family Polynemidae.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

mullet-like tropical marine fishes having pectoral fins with long threadlike rays

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: percoid fish, percoid, percoidean

Narrower terms: barbu, Polydactylus virginicus

History

Etymology

From thread + fin. Named so because of the thread-like free sensory filaments at the base of each of their pectoral fins.

Across languages

Translations

3 source translations are retained for this English entry.

  • Bulgarian: пръстопер (prǎstoper) — fish of the family Polynemidae
  • Japanese: 燕鰶 (tsubamekonoshiro) — fish of the family Polynemidae
  • Vietnamese: cá nhụ — fish of the family Polynemidae