'Captor' definitions:

Definition of 'captor'

From: WordNet
noun
A person who captures and holds people or animals [syn: captor, capturer] [ant: liberator]

Definition of 'Captor'

From: GCIDE
  • Captor \Cap"tor\, n. [L., a cather (of animals), fr. caper to take.] One who captures any person or thing, as a prisoner or a prize. [1913 Webster]