ANNULATION

Etymology

• From annulus

Noun

annulation (plural annulations)

The formation of a ring

(organic chemistry) Any reaction that forms a ring of atoms

Any structure in the form of a ring

Anagrams

• unnational

Source: Wiktionary


An`nu*la"tion, n.

Definition: A circular or ringlike formation; a ring or belt. Nicholson.

Source: Webster’s Unabridged Dictionary 1913 Edition



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