rosette

Concise Oxford English Dictionary © 2008 Oxford University Press:
rosette/rəʊˈzet/

▶noun

• 1 a rose-shaped decoration, typically made of ribbon, worn by supporters of a team or political party or awarded as a prize.

• 2 a design or growth resembling a rose.

  ■ Architecture a carved or moulded ornament resembling or representing a rose.

• 3 a radiating arrangement of horizontally spreading leaves at the base of a low-growing plant.

• 4 a rose diamond.

– derivatives
rosetted adjective.

– origin C18: from Fr., dimin. of rose (see rose1).