[zir.con] n [G, modif. of F jargon jargoon, zircon, fr. It giargone] (1794): a tetragonal mineral consisting of a silicate of zirconium and occurring usu. in brown or grayish square prisms of adamantine luster or sometimes in transparent forms which are used as gems
ZIRCON
Meaning of ZIRCON in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012