Se´rous, a. Thin, watery (of fluids).

Ser´rate, a. Toothed, like a saw.

Serra´tus, a. for n. A muscle of the trunk.

Se´rum, n. Watery portion of animal fluids, especially of the blood.

Ses´amoid (bone), n. A small rotund bone situate in the substance of a tendon about a joint.

Ses´sile, a. Seated; i.e. without a stem or peduncle.

Seta´ceous, a. Bristly; bristled.

Se´tæ, n. pl. Bristles.

Se´tiform, a. Bristle-like.

Sex´ual, a. Pertaining to sex.