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

There’s more precedent for narrative fluidity than usually is allowed inside of the studio system. — David Canfield, HollywoodReporter, 10 Aug. 2026

This major discount lowers the barrier to entry for high-performance ultrawide displays, giving gamers, streamers, and multitaskers a chance to capture panoramic screen real estate and high-refresh fluidity without standard retail price strain. — Juhi Wadia, PC Magazine, 10 Aug. 2026

There was plenty of positional fluidity under Howe, but his go-to system was 4-3-3. — Chris Weatherspoon, New York Times, 5 Aug. 2026

On the flip side, Drinkwitz has demonstrated a keen ability to navigate the fluidity with his teams winning 29 games over the last three seasons. — Vahe Gregorian, Kansas City Star, 3 Aug. 2026

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