\Cir"clet\, n. 1. A little circle; esp., an ornament for the person, having the form of a circle; that which encircles, as a ring, a bracelet, or a headband. Her fair locks in circlet be enrolled. --Spenser. 2. A round body; an orb. --Pope. Fairest of stars . . . that crown'st the smiling morn With thy bright circlet. --Milton. 3. A circular piece of wood put under a dish at table. [Prov. Eng.] --Halliwell.