1. A beautiful or handsome young man. Cf. Venus n.1 4.With allusion to the beautiful Adonis of classical myth, lover of Venus (Aphrodite).
2. A type of long, full wig, typically worn by men and popular in the 18th cent. More fully Adonis wig. Now hist.
3. Originally: the plant pheasant's eye, Adonis annua (also adonis flower). In later use also: any plant of the Eurasian genus Adonis (family Ranunculaceae), comprising plants with finely divided foliage and orange, yellow, or red flowers; (also in form Adonis) the genus itself.Valid publication of the genus name: Linnaeus Species plantarum (1753) I. 547.
4. In full Adonis blue. A small Eurasian lycaenid butterfly, Polyommatus bellargus (formerly Lysandra adonis), the male of which has vivid sky blue wings with white margins.
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