B2nounhealthscience
US/ˈfluː.ɪd/
UK/ˈfluː.ɪd/
a liquid, especially one in the body or used in a machine
In context
The doctor told him to rest and drink plenty of fluids.
Check the brake fluid in your car before a long trip.
Athletes lose a lot of fluid when they train in hot weather.
Words that go with fluid
verb + noun
- drink plenty of fluidsWhen you have a cold, drink plenty of fluids.
- lose fluidYou lose fluid quickly when you sweat.
noun + noun
- body fluidsNurses wear gloves to avoid contact with body fluids.
- brake fluidThe mechanic topped up the brake fluid.
- fluid intakeIncrease your fluid intake in summer.