1. A quoit; a piece of iron, copper, or stone, to be thrown in play; the middle plain part of a radiated compound flower, generally consisting of small florets. See Disk.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• disca,
• descues,
• discusin,
• discout,
• dicscuss,
• discas,
• discuce,
• diskes,
• discouss,
• disucss,
• discours,
• iscuss,
• disucuss,
• disscuss,
• disciuss,
• discks,
• discusse,
• diccuss,
• disscues,
• disus

• diocese,
• DISCOS,
• discase,
• disuse,
• dikes,
• dieses,
• discuss,
• dicus.

The adjective form of the word "discus" is "discoid".