fluidity

noun

flu·​id·​i·​ty flü-ˈi-də-tē 

1

: the quality or state of being fluid

2

: the physical property of a substance that enables it to flow

Examples of fluidity in a Sentence

Recent Examples on the Web

Transform Career Uncertainty Into Strategic Action The current job market's fluidity presents challenges and unprecedented opportunities for career advancement. —Caroline Castrillon, Forbes.com, 11 Sep. 2025

Bianca Saunders, a British designer of Jamaican descent, emerged in the late 2010s with a sharp reimagining of menswear that blends tailoring with fluidity. —Karissa Mitchell, Essence, 10 Sep. 2025

The robot can shift laterally, pivot, and swing its paddle with fluidity, reacting to balls traveling up to 5 m/s in less than one second. —Atharva Gosavi, Interesting Engineering, 9 Sep. 2025

Known for gender fluidity and red carpet risk-taking, Conan Gray arrived in one of the evening’s boldest looks. —Oscar Holland, CNN Money, 8 Sep. 2025

Word History

First Known Use

1603, in the meaning defined at sense 1

Rhymes for fluidity

• acidity
• aridity
• avidity
• cupidity
• humidity
• liquidity
• lucidity
• morbidity
• placidity
• rancidity
• rapidity
• rigidity

Kids Definition

fluidity

noun

flu·​id·​i·​ty flü-ˈid-ət-ē 

: the quality or state of being fluid

Medical Definition

fluidity

noun

flu·​id·​i·​ty flü-ˈid-ət-ē 

plural fluidities

1

: the quality or state of being fluid

2

a

: the physical property of a substance that enables it to flow

b

: the reciprocal of viscosity