UROCHORD
U"ro*chord, n. Etym: [2d uro- + chord.] (Zoöl.)

Defn: The central axis or cord in the tail of larval ascidians and of certain adult tunicates. [Written also urocord.]

UROCHORDA
U`ro*chor"da, n. pl. Etym: [NL. See Urochord.] (Zoöl.)

Defn: Same as Tunicata.

UROCHORDAL
U`ro*chor"dal, a. (Zoöl.)

Defn: Of or pertaining to the Urochorda.

UROCHROME
U"ro*chrome, n. Etym: [1st uro- + Gr. (Physiol. Chem.)

Defn: A yellow urinary pigment, considered by Thudichum as the only pigment present in normal urine. It is regarded by Maly as identical with urobilin.

UROCHS
U"rochs, n. (Zoöl.)

Defn: See Aurochs.