From WordNet (r) 3.0 (2006):
ringlet
n 1: a round shape formed by a series of concentric circles (as
formed by leaves or flower petals) [syn: coil, whorl,
roll, curl, curlicue, ringlet, gyre, scroll]
2: a strand or cluster of hair [syn: lock, curl, ringlet,
whorl]
3: a small ring
4: any of various butterflies belonging to the family Satyridae
[syn: ringlet, ringlet butterfly]