Definify.com

Webster 1913 Edition

Brachiolaria

‖

Brachˊi-o-la′ri-a

,

Noun.

pl.

[NL., fr. L.

brachiolum

(

bracch

-), dim. of

brachium

(

bracch

-) arm.]

(Zool.)

A peculiar early larval stage of certain starfishes, having a bilateral structure, and swimming by means of bands of vibrating cilia.