solidity

noun

so·​lid·​i·​ty sə-ˈli-də-tē 

plural solidities

1

: the quality or state of being solid

2

: something solid

Synonyms

• dependability
• dependableness
• reliability
• reliableness
• responsibility
• solidness
• sureness
• trustability
• trustworthiness

Examples of solidity in a Sentence

The solidity of his convictions impressed us.

the solidity of his word is such that I don't need a written contract—or anything else

Recent Examples on the Web

And while Casemiro is, of course, no solely at fault for this absence of solidity, he has been found wanting and neglecting his primary job: defending the back four. —Liam Canning, Forbes, 27 Mar. 2024

But the Justice Department dropped the case amid internal questions about its solidity and blowback from the Mexican government, which threatened to drastically reduce anti-drug cooperation. —Mary Beth Sheridan, Washington Post, 8 Mar. 2024

Word History

First Known Use

14th century, in the meaning defined at sense 1

Kids Definition

solidity

noun

so·​lid·​i·​ty sə-ˈlid-ət-ē 

plural solidities

1

: the quality or state of being solid

2

: something solid