noun · verb · 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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Received-Pronunciation:dyo͞o'ōdĕʹsĭmət
Received-Pronunciation:/ˌdjuːəʊˈdɛsɪmət/
US:Recorded audio is listed in the source snapshot.
Received-Pronunciation:dyo͞o'ōdĕʹsĭmāt
Received-Pronunciation:/ˌdjuːəʊˈdɛsɪmeɪt/
1
noun
Meaning 1
Synonym of duodecimvirate: a group of twelve.
Definition source: English Wiktionary via Wiktextract
Usage: no-plural, rare
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: duodecimvirate
Antonyms: none provided
2
verb
Meaning 2
To kill one twelfth of a group of people, especially by lot.
Definition source: English Wiktionary via Wiktextract
Usage: rare
Qualifier: attested in the past participle only
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To divide into twelfths; to divide duodecimally.
Definition source: English Wiktionary via Wiktextract
Usage: rare
Qualifier: attested in the past participle only
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
From Latin duodecimatus, from duodecim (“twelve”) + -ātus (“-ate”).
Either from the Latin duodecimō (“to take one twelfth”) or an alteration of the Latin duodecimus (“twelfth”) by analogy with decimate.