Standard Lemma guide
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.
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noun
A concave uniform polyhedron with four triangular faces, three square faces, twelve edges and six vertices.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Etymology tree Proto-Indo-European *kwetwóres Proto-Hellenic *kwétwores Ancient Greek τέσσᾰρες (téssăres) Ancient Greek τετρᾰ- (tetră-)bor. English tetra- Proto-Indo-European *sem- Proto-Indo-European *sēmi Ancient Greek ἡμῐ- (hēmĭ-)lbor. English hemi- English hexahedron English tetrahemihexahedron From tetra- + hemi- + hexahedron.
Across languages
2 source translations are retained for this English entry.
