carrier (n.)

  1. someone whose employment involves carrying something; the bonds were transmitted by carrier

    [ Syn: bearer , toter ]

  2. a rack attached to a vehicle; for carrying luggage or skis or the like

  3. (genetics) an organism that possesses a recessive gene whose effect is masked by a dominant allele; the associated trait is not apparent but can be passed on to offspring

  4. a self-propelled wheeled vehicle designed specifically to carry something; refrigerated carriers have revolutionized the grocery business'

  5. a large warship that carries planes and has a long flat deck for takeoffs and landings

    [ Syn: aircraft carrier , flattop , attack aircraft carrier ]

  6. an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction

  7. a person or firm in the business of transporting people or goods or messages

    [ Syn: common carrier ]

  8. a radio wave that can be modulated in order to transmit a signal

    [ Syn: carrier wave ]

  9. a man who delivers the mail

    [ Syn: mailman , postman , mail carrier , letter carrier ]

  10. a boy who delivers newspapers

    [ Syn: newsboy ]

  11. (medicine) a person (or animal) who has some pathogen to which he is immune but who can pass it on to others

    [ Syn: immune carrier , immune carrier ]

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.