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From our dictionary:
an•nu•lar
(an'yu•lur),
—adj.
1. having the form of a ring.
2. (of a carpenter's nail) having a series of concentric grooves to improve holding power.
(an'yu•lur),
—adj.
1. having the form of a ring.
2. (of a carpenter's nail) having a series of concentric grooves to improve holding power.
