Standard Lemma guide

protonym

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

The first legitimate name of a taxon, on which the currently accepted name is based.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences, taxonomy, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The first/original entity after which another entity is named without the entities being related. If the entities are related, then the original entity is the eponym of the subsequent entities.

Definition source: English Wiktionary via Wiktextract

Usage: uncommon

Qualifier: prescriptive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From proto- + -onym.