Standard Lemma guide

ornithorhynchus

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

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  • /ˌɔː(ɹ)nɪθəˈɹɪŋkəs/

1

noun

Meaning 1

A platypus (genus Ornithorhynchus).

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

type genus of the family Ornithorhynchidae

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: genus Ornithorhynchus

Antonyms: none provided

Broader terms: mammal genus

History

Etymology

From translingual Ornithorhynchus (genus name), from Ancient Greek ὄρνῑς (órnīs, “bird”)) + Ancient Greek ῥύγχος (rhúnkhos, “snout”).