a mark, sign or symbol that is characteristic of something.

a distinguishing trait, feature or quality; peculiarity.

an explanatory note or annotation, often forming a treatise on a text ; a commentary.

(rhet.) that which makes a literary work more aesthetic and interesting.

a variety of dance.

the bird Ardea sibirica.

a mark; a sigh or symbol.

a mark made around the base of a heap of grain, as a boundary, on the threshing floor.