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:/tɛˈtɹɒmɪnəʊ/
General-American:/tɛˈtɹɑməˌnoʊ/
Southern-England:Recorded audio is listed in the source snapshot.
US:Recorded audio is listed in the source snapshot.
rhymes with -ɒmɪnəʊ
rhymes with -ɒmənəʊ
1
noun
Meaning 1
A polyomino consisting of four 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: 4-omino
Antonyms: none provided
History
Etymology
Etymology tree Proto-Indo-European *kwetwóres Proto-Hellenic *kwétwores Ancient Greek τέσσᾰρες (téssăres) Ancient Greek τετρᾰ- (tetră-)bor. English tetra- English -omino English tetromino From tetra- + -omino.
Across languages
Translations
2 source translations are retained for this English entry.
Polish:
tetromino
— polyomino made up of four squares
Spanish:
tetrominó
— polyomino made up of four squares