noun
Origin: contr. < ModL Tetragonopterus, old genus designation < tetragonum, tetragon + -pterus, -pterous
Origin: Gr tetra- < base of tettares, tessares, four < IE base *kwetwer- > four
See tetra in American Heritage Dictionary 4
noun
Origin:
Origin: Short for New Latin Tetragōnopterīnī, group name
Origin: : Late Latin tetragōnum, tetragon; see tetragon
Origin: + Greek pteron, wing
.or tetr-
prefixOrigin:
Origin: Greek; see kwetwer- in Indo-European roots
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