Gēm1, n.
n. [Lat. gemma, Fr. gemme, gème, Pr. & It. gemma, Sp. yema, Pg. gomo, gemma.]
Sense 1. (Bot.) A bud.
From the joints of thy prolific stem A swelling knot is raised called a gem. Dryden.
Sense 2. A precious stone of any kind, as the ruby, topaz, emerald, &c., especially when cut and polished for ornament; a jewel. “Sparkling orient gems.” Milton.
Artificial gems, flint glass colored with metallic oxides to resemble gems.