英语词汇“tetrahedron”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

tet•ra•he•dron n., pl. -drons, -dra

Mathematics[Geom.]a solid contained by four plane faces;
a triangular pyramid.
any of various objects resembling a tetrahedron in the distribution of its faces or apexes.

tetra- + -hedron, modeled on Late Greek tetráedron, noun, nominal use of neuter of tetráedros four-sided 1560–70

Collins Concise English Dictionary © HarperCollins Publishers::

tetrahedron /ˌtɛtrəˈhiːdrən/ n ( pl -drons, -dra / -drə/)

a solid figure having four plane faces. A regular tetrahedron has faces that are equilateral triangles

Etymology: 16th Century: from New Latin, from Late Greek tetraedron; see tetra-, -hedron

ˌtetraˈhedral adj

单词	tetrahedron
释义	WordReference Random House Unabridged Dictionary of American English © 2024 tet•ra•he•dron (te′trə hē′drən),USA pronunciation n., pl. -drons, -dra (-drə).USA pronunciation Mathematics[Geom.]a solid contained by four plane faces; a triangular pyramid. any of various objects resembling a tetrahedron in the distribution of its faces or apexes. tetra- + -hedron, modeled on Late Greek tetráedron, noun, nominal use of neuter of tetráedros four-sided 1560–70 Collins Concise English Dictionary © HarperCollins Publishers:: tetrahedron /ˌtɛtrəˈhiːdrən/ n ( pl -drons, -dra / -drə/) a solid figure having four plane faces. A regular tetrahedron has faces that are equilateral triangles Etymology: 16th Century: from New Latin, from Late Greek tetraedron; see tetra-, -hedron ˌtetraˈhedral adj
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