1. substances that flow easily and take the shape of their container, such as liquids and gases
Usage: plural of fluid
2. liquids in the human body
Usage: medical context

Examples

• The doctor told her to drink more fluids when she was sick.
• Water and oil are both fluids, but they have different properties.
• The patient was given intravenous fluids to prevent dehydration.
• Engineers study how fluids move through pipes and channels.
• Blood and other bodily fluids carry nutrients throughout the body.
• The lab tested various fluids for contamination.
• Hot fluids can cause serious burns if not handled carefully.