Standard Lemma guide

ganoid

adj · noun · 4 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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  • /ˈɡænoɪd/
  • rhymes with -ænoɪd

1

adj

Meaning 1

Having a smooth, shining surface, as if polished or enameled: specifically applied to those scales or plates of fishes which are generally of an angular form and composed of a bony or hard horny tissue overlaid with enamel.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Having ganoid scales or plates, as a fish; specifically, of or pertaining to the Ganoidei.

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

One of the Ganoidei, a disused taxonomic grouping of fishes, including the bowfin, gars, and sturgeons.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

primitive fishes having thick bony scales with a shiny covering

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: ganoid fish

Antonyms: none provided

Broader terms: teleost fish, teleost, teleostan

Narrower terms: bowfin, grindle, dogfish, Amia calva, paddlefish, duckbill, Polyodon spathula, Chinese paddlefish, Psephurus gladis, sturgeon, gar, garfish, garpike, billfish, Lepisosteus osseus

History

Etymology

Ancient Greek γάνος (gános, “brightness, sheen”) + -oid