carrier

 
Pronunciation: /ˈkarɪə/

noun

  • 1a person or thing that carries, holds, or conveys something: water carriers
  • British a carrier bag: a plastic carrier
  • 2a person or company that undertakes the professional conveyance of goods or people: the instruments can be sent by carrier
  • a vessel or vehicle for transporting goods in bulk: the largest timber carrier ever to dock at Sharpness
  • an aircraft carrier: aircraft from the carrier Illustrious attacked the Italian fleet
  • a company that provides facilities for conveying telecommunications messages: Japan’s biggest international telecoms carrier is Singapore Telecom
  • 3a person or animal that transmits a disease-causing organism to others, especially without suffering from it themselves: the badger is a carrier of bovine tuberculosis
  • an individual that possesses a particular gene, especially as a single copy whose effect is masked by a dominant allele, so that the associated characteristic (such as a hereditary disease) is not displayed but may be passed to offspring: the husband and wife may both be carriers of the same recessive gene, with a 25% chance of a diseased child
  • 4a substance used to support or convey another substance such as a pigment, catalyst, or radioactive material.
  • Physicsshort for charge carrier.
  • Biochemistry a molecule that transfers a specified molecule or ion within the body, especially across a cell membrane.