carrier meaning and definition

CARRIER noun

Definition of carrier (noun)

1. someone whose employment involves carrying something
   • "the bonds were transmitted by carrier"
   • synonyms: bearer, toter
2. a self-propelled wheeled vehicle designed specifically to carry something
   • "refrigerated carriers have revolutionized the grocery business"
3. a large warship that carries planes and has a long flat deck for takeoffs and landings
   • synonyms: aircraft carrier, attack aircraft carrier, flattop
4. 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
5. a person or firm in the business of transporting people or goods or messages
   • synonyms: common carrier
6. a radio wave that can be modulated in order to transmit a signal
   • synonyms: carrier wave
7. a man who delivers the mail
   • synonyms: letter carrier, mail carrier, mailman, postman
8. a boy who delivers newspapers
   • synonyms: newsboy
9. (medicine) a person (or animal) who has some pathogen to which he is immune but who can pass it on to others
   • synonyms: immune carrier
10. a rack attached to a vehicle; for carrying luggage or skis or the like
11. (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