-cosa-

English

Etymology

From icosa-, itself from words like icosagon and icosahedron, which ultimately derive from Ancient Greek εἴκοσι (eíkosi).

Interfix

-cosa-

  1. (IUPAC) Combines with the prefixes for 1-9 to form complex prefixes referring to 21-29.

Coordinate terms

  • -conta- (forms prefixes referring to the decads)

Derived terms