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

For starters, the moon is in its home sign, Cancer, adding fluidity to the day. —Lisa Stardust, People.com, 4 Apr. 2025

Effortlessly elegant A little bit of Old Hollywood glamour mixed with modern fluidity, Victoria Beckham’s gathered open-back satin maxi dress ($1,490 on net-a-porter.com) in ivory has a lustrous texture and gathered waist. —Gretta Monahan, Boston Herald, 30 Mar. 2025

Every single performance had that kind of beautiful fluidity. —Roxana Hadadi, Vulture, 22 Mar. 2025

He is rugged in the run game and offers the body fluidity and explosive power to torque and displace defenders. —Chad Graff, New York Times, 25 Apr. 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