Spinach i a (spinakia)

[NL. (Cuvier, 1817), axillary, the staminate forming interrupted spikes. Spinacidæ (spi-nas'i-dē), n. pl. [NL., (-ac-) +-idæ.] A family of anarthrous sharks, typified by the genus Spinax; the dogfishes. There are 6 or more genera and about 20 species of rather small sharks, chiefly of the Atlantic. Also called Acan thiidæ, Centrinidæ, and Spinaces. spinacine (spin'a-sin), a. [ -ine1.] Of or pertaining to the Spinacidæ . spinacoid (spin'a-koid), a. and n. [ Spinax (-ac-) + -oid .] I. a. Resembling or related to the dogfish; of or pertaining to the Spinacidæ . II. n. A member of the Spinacidæ ; a dog fish.