-kə(r) noun
( -s )
Etymology: Middle English secher, seker, from sechen, seken to seek + -er
: one that seeks or is used in seeking
a tone more suggestive of the scientific seeker for the truth — B.N.Cardozo
as
a. usually capitalized : one of a small group of the English Independents who claimed religious liberty, who professed to seek further revelation as to the true church, ministry, and sacraments, and many of whom joined the Friends
b. : a slender instrument that has a smooth rounded end and is used in dissecting to follow up delicate tubular structures : a slender probe
c. : a device in a missile that is attracted to some form of emission (as light, heat, sound, or radio waves) ; also : a missile equipped with such a device