Dictionary entry

Serous

Webster's Dictionary 1913

Se″rous (?), a. [Cf. F. séreux. See Serum.] (Physiol.) (a) Thin; watery; like serum; as the serous fluids. (b) Of or pertaining to serum; as, the serous glands, membranes, layers. See Serum.

Serous membrane. (Anat.) See under Membrane.