Index of English words, starting with "sp"

(1) - Spired (a.) Having a spire; being in the form of a spire; as, a spired steeple.
(2) - Spired (imp. & p. p.) of Spire

(1) - Spirillum (n.) A genus of common motile microorganisms (Spirobacteria) having the form of spiral-shaped filaments. One species is said to be the cause of relapsing fever.