rosette Meaning, Definition & Usage

  1. noun an ornament or pattern resembling a rose that is worn as a badge of office or as recognition of having won an honor
  2. noun rhizoctinia disease of potatoes
    russet scab; stem canker; little potato.
  3. noun a cluster of leaves growing in crowded circles from a common center or crown (usually at or close to the ground)
  4. noun circular window filled with tracery
    rose window.

WordNet

Ro*sette noun
Etymology
F., dim. of rose a rose. Cf. Roset.
Definitions
  1. An imitation of a rose by means of ribbon or other material, -- used as an ornament or a badge.
  2. (Arch.) An ornament in the form of a rose or roundel, -much used in decoration.
  3. A red color. See Roset.
  4. A rose burner. See under Rose.
  5. (Zoöl.) (a) Any structure having a flowerlike form; especially, the group of five broad ambulacra on the upper side of the spatangoid and clypeastroid sea urchins. See Illust. of Spicule, and Sand dollar, under Sand. (b) A flowerlike color marking; as, the rosettes on the leopard.

Webster 1913