carrier
US /ˈker.i.ɚ/
UK /ˈker.i.ɚ/

1.
a person or thing that carries something
:
•
The mail carrier delivered the package.
•
This bag is a good carrier for groceries.
2.
3.
a person or animal that, without having symptoms, transmits an infectious disease to others
:
•
She was identified as a symptomless carrier of the virus.
•
Mosquitoes are known carriers of malaria.
4.
a large flat-decked ship that carries aircraft and has a long flat deck for takeoffs and landings
:
•
The aircraft carrier sailed into the harbor.
•
Fighter jets took off from the aircraft carrier.