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单词 tetratop
释义

> as lemmas

tetratop
tetratop n.
Brit. /ˈtɛtrətɒp/
,
U.S. /ˈtɛtrəˌtɑp/
‘the four-dimensional angular space inclosed between four straight lines drawn from a point not in the same three-dimensional space’ ( Cent. Dict. 1891). [ < German Tetratop (1883 or earlier) < tetra- tetra- comb. form + ancient Greek τόπος place (see topos n.).]
extracted from tetra-comb. form
<
as lemmas
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更新时间:2025/3/21 14:38:20