Index of English words, starting with "sp"

(1) - Spherulitic (a.) Of or pertaining to a spherulite; characterized by the presence of spherulites.

(1) - Sphery (a.) Of or pertaining to the spheres.
(2) - Sphery (a.) Round; spherical; starlike.

(1) - Sphincter (a.) Of, pertaining to, or designating, a sphincter; as, a sphincter muscle.
(2) - Sphincter (n.) A muscle which surrounds, and by its contraction tends to close, a natural opening; as, the sphincter of the bladder.