cȳma (cūma), ătis, n., and ae, f., = κῦμα,
I a young sprout of a cabbage; neutr. , Lucil. ap. Non. p. 195, 5; Col. 10, 129; fem. , id. 11, 3, 24; 12, 54, 3; Plin. 19, 8, 41, § 137 sq.; 20, 9, 35, § 90 al.—
II A hollow sphere, spherical layer, stratum : quarum (naturarum) circa ... centron, aquae primum, aërisque sequens, tertium ignis cyma commemorant, Mart. Cap. 8, § 814 Kopp ad loc.; cf. the context.