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

prismatoid

/ˈprɪzmətɔɪd/

adjective

Chiefly Geometry. Relating to a prismatoid; prismoidal.

noun

Geometry. A generalized polyhedron all of whose vertices lie in one or other of two parallel planes.

The end faces are parallel polygons (not necessarily similar) and the lateral faces triangles, parallelograms, or trapezia. Examples of prismatoids are prisms, pyramids, and the cube..

Mid 19th century (in an earlier sense). From ancient Greek πρισματ-, πρῖσμα prism + -oid.

单词	prismatoid
释义	prismatoid /ˈprɪzmətɔɪd/ adjective Chiefly Geometry. Relating to a prismatoid; prismoidal. prismatoid formula = prismoidal formula.. noun Geometry. A generalized polyhedron all of whose vertices lie in one or other of two parallel planes. The end faces are parallel polygons (not necessarily similar) and the lateral faces triangles, parallelograms, or trapezia. Examples of prismatoids are prisms, pyramids, and the cube.. Origin Mid 19th century (in an earlier sense). From ancient Greek πρισματ-, πρῖσμα prism + -oid.
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