Ai"gret (#), Ai*grette (#), n. [F., a sort of white heron, with a tuft of feathers on its head; a tuft of feathers; dim. of the same word as heron. See Heron, and cf. Egret, Egrette.]
1. Zool.
The small white European heron. See Egret.
2.
A plume or tuft for the head composed of feathers, or of gems, etc.
Prescott.
3.
A tuft like that of the egret
.
Bot. A feathery crown of seed; egret; as, the aigrette or down of the dandelion or the thistle.
© Webster 1913.