fluid

Pronunciation

/ˈfluɪd/

Noun: A substance that has no fixed shape and yields easily to external pressure; it can flow and take the shape of its container. For example: “Water is the most common fluid on Earth.”
Adjective: Relating to a substance that flows freely, especially a liquid or gas. For example: “The patient needed intravenous fluids to rehydrate.”
- Physics: Describing a substance that cannot withstand shear stress; it deforms continuously under the action of a tangential force.
- Social Sciences: Characterizing something that is changeable, adaptable, or flexible. For example: “Their working hours were quite fluid, allowing them to adjust their schedules as needed.”

“Liquids and gases are both considered fluids.”
“A fluid dynamic system” refers to the study of how fluids move and the forces they exert on objects.
“Fluid intelligence” describes the ability to think logically and solve problems in novel situations, independent of acquired knowledge.

Noun: “The mechanic drained the contaminated transmission fluid and replaced it with new oil.”
Adjective: “Her movements were smooth and fluid, like water dancing in the wind.”
Physics: “Blood is a non-Newtonian fluid whose viscosity changes under different levels of shear stress.”
Social Sciences: “In today’s job market, one must be fluid in their career approach to adapt to changing demands.”