fluids
nounUK /ˈfluː.ɪdz/
US /ˈfluː.ɪdz/
Fluids are liquids that can flow, like water or juice.
The doctor told him to drink plenty of fluids when he was sick.
OTHER MEANINGS
2. Substances, including gases, that can flow and take the shape of their container.
Physicists study how fluids move through pipes.
3. Liquids in the body, such as blood or lymph.
The nurse checked the patient's body fluids.
4. A general term for drinks, especially when staying hydrated.
Athletes need extra fluids during a long race.