rigidity

noun

ri·​gid·​i·​ty rə-ˈji-də-tē 

plural rigidities

1

: the quality or state of being rigid

2

: one that is rigid (as in form or conduct)

Synonyms

• severity

Examples of rigidity in a Sentence

sometimes the rigidity of the headmaster's discipline was deemed excessive by even much of the faculty

Recent Examples on the Web

The rigidity of the 75 Hard challenge is a turnoff for some people and has paved the way for a less strict version of the program to emerge. —Lynsey Eidell, People.com, 9 July 2025

My eating disorder was about control, rigidity, sameness. —Hannah Howard, Travel + Leisure, 5 July 2025

The rigidity or inflexibility of the curve directly influences the complexity of the surgery, with more rigid curves often requiring more extensive osteotomy bone cuts to achieve proper alignment. —Richard Menger Md Mpa, Forbes.com, 30 June 2025

This mindset reflects a broader trend amongst younger professionals seeing stability not as rigidity but as flexibility to grow and thrive in dynamic environments. —Glenn Llopis, Forbes.com, 21 June 2025

Word History

First Known Use

1624, in the meaning defined at sense 1

Rhymes for rigidity

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

Medical Definition

rigidity

noun

ri·​gid·​i·​ty rə-ˈjid-ət-ē 

plural rigidities

: the quality or state of being rigid: as

a

: abnormal stiffness of muscle

muscle rigidity symptomatic of Parkinson's disease

—Diane Gershon

b

: emotional inflexibility and resistance to change