searchlight

A powerful electric arc light mounted with a mechanism arranged to feed both up and down, to maintain the position of the are in the axis of a parabolic reflector. From the fact that it concentrates the rays of electric light into a single beam it is sometimes called a focusing lamp . It is used as a means of coast defense, and on warships to guard against a night attack by torpedo boats. sēared, pa . par . or a. [SEAR, v.] sëar-ed-ne , subst . [Eng. seared; -ne .) The quality or state of being seared or hardened; hardne , insensibility, callousne . sea-scape, s . [Formed from Eng. sea , in imitation of landscape (q. v.).) A picture representing a scene at sea; a sea-picture.