- an odd or unusual characteristic
- a distinguishing trait
- curio: something unusual -- perhaps worthy of collecting
- Idiosyncrasy, from Ancient Greek , idiosynkrasía, "a peculiar temperament", "habit of body" (idios "one's own", , syn "with" and krasis "mixture") is defined as an individualizing quality or characteristic of a person or group, and is often used to express eccentricity or peculiarity. ...
- The quality or state of being peculiar; individuality; singularity; That which is peculiar; a special and distinctive characteristic or habit; particularity; Exclusive possession or right