1. [syn: annular, annulate, annulated, circinate, ringed, ring-shaped, doughnut-shaped]
The Collaborative International Dictionary of English v.0.48:
Annular \An"nu*lar\, a. [L. annularis, fr. annulis ring: cf. F.
1. Pertaining to, or having the form of, a ring; forming a
ring; ringed; ring-shaped; as, annular fibers.
2. Banded or marked with circles.
Annular eclipse (Astron.), an eclipse of the sun in which
the moon at the middle of the eclipse conceals the central
part of the sun's disk, leaving a complete ring of light
around the border.
WordNet (r) 3.0 (2006):
adj 1: shaped like a ring [syn: annular, annulate,
annulated, circinate, ringed, ring-shaped,