carrier

carrier /ˈkerijɚ/ noun
plural carriers
carrier
/ˈkerijɚ/
noun
plural carriers
Britannica Dictionary definition of CARRIER
[count]
1 
: someone or something that carries something: such as
a  : mail carrier
b  : a container used to move something from one place to another
2 
: a company that moves people or goods from one place to another
3 
: a person or animal that can give a disease or a gene to others but is not affected by it
4 
US : a company that provides a specified service (such as insurance or long-distance telephone service)
5 
British : carrier bag