noun · 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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Received-Pronunciation:/ˈtɹɒmɪnəʊ/
General-American:trŏmʹə-nō'
General-American:/ˈtɹɑməˌnoʊ/
rhymes with -ɒmɪnəʊ
rhymes with -ɒmənəʊ
1
noun
Meaning 1
A polyomino consisting of three squares connected edge-to-edge.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: 3-omino
Antonyms: none provided
History
Etymology
Etymology tree Proto-Indo-European *tréyes Proto-Indo-European *tri- Proto-Italic *tri- Latin tri-der. English tr(i)- English -omino English tromino From tr(i)- + -omino.
Across languages
Translations
4 source translations are retained for this English entry.
Japanese:
トロミノ
(toromino)
— polyomino made up of three squares
Japanese:
トリオミノ
(toriomino)
— polyomino made up of three squares
Polish:
tromino
— polyomino made up of three squares
Spanish:
trominó
— polyomino made up of three squares