Standard Lemma guide

trigintennial

adj · 1 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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1

adj

Meaning 1

Synonym of tricennial, once every thirty years.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable, uncommon

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: tricennial, once every thirty years

Antonyms: none provided

History

Etymology

From Latin triginta (“thirty”) + -ennial, combining adjectival form of annus (“year”). Compare the actual Latin term tricennium.