3. (Biol.)

Defn: A form of bacteria, shaped like a globule.

COCCYGEAL
Coc*cyg"e*al, a. (Anat.)

Defn: Of or pertaining to the coccyx; as, the coccygeal vertebræ. Coccygeal glands (Zoöl.) , glands situated at the base of the tail of birds. They secrete the oil with which the plumage is dressed.

COCCYGEOUS
Coc*cyg"e*ous, a.

Defn: Coccygeal. [R.]

COCCYX
Coc"cyx, n.; pl. L. Coccyges. Etym: [L., cuckoo, Gr. (Anat.)

Defn: The end of the vertebral column beyond the sacrum in man and tailless monkeys. It is composed of several vertebræ more or less consolidated.

COCHINEAL Coch"i*neal, Etym: [Sp. cochinilla, dim. from L. coccineus, coccinus, scarlet, fr. coccum the kermes berry, G. Quercus coccifera; but cf. also Sp. cochinilla wood louse, dim. of cochina sow, akin to F. cochon pig.]

Defn: A dyestuff consisting of the dried bodies of females of the Coccus cacti, an insect native in Mexico, Central America, etc., and found on several species of cactus, esp. Opuntia cochinellifera.