Fluid adjective (likely to change) if situations, ideas, or plans are fluid, they are not fixed and are likely to change, often repeatedly and unexpectedly: A substance, as a liquid or gas, that is capable of flowing and that changes its shape at a steady rate when acted upon by a force tending to change its shape. Learn what a fluid is in physics and other sciences Get the definition and see examples of fluids in everyday life. In physics, a fluid is a liquid, gas, or other material that may continuously move and deform (flow) under an applied shear stress, or external force Fluids flow easily and take on the shape of their containers
All liquids and gases are fluids. A situation that is fluid is unstable and is likely to change often The situation is extremely fluid and it can be changing from day to day. Hydraulics pertaining to a substance that easily changes its shape Hydraulics consisting of or pertaining to fluids Not fixed, stable, or rigid
A liquid, gas or plasma Capable of flowing freely like water Used to describe something that can change easily or that changes often
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