Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
Pronunciation varies by accent · adjective
(uncommon) Synonym of tricennial, once every thirty years..
Use trigintennial when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Trigintennial means (uncommon) Synonym of tricennial, once every thirty years..
Common synonyms include tricennial, once every thirty years.
The opposite depends on the specific sense.
Use trigintennial where its definition matches the intended context.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.