UROCHORDS
Scrabble letter values: U1R1O1C3H4O1R1D2S1 = 15
Definition
UROCHORDS is the plural of UROCHORD.
noun UROCHORD: primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva.
Synonyms of UROCHORD: tunicate, urochordate