Standard Lemma guide

ichthyosaurus

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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  • /ˌɪkθiəˈsɔːɹəs/

1

noun

Meaning 1

Alternative form of ichthyosaur.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, alternative, archaic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any members of the genus Ichthyosaurus.

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

ichthyosaurs of the Jurassic

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: ichthyosaur

History

Etymology

Borrowed from translingual Ichthyosaurus, equivalent to ichthyo- + -saurus.