consistency

noun

con·​sis·​ten·​cy kən-ˈsi-stən(t)-sē 

plural consistencies

1

a

: agreement or harmony of parts or features to one another or a whole : correspondence

The furnishings and decorations in all the rooms reflect a consistency of style.

specifically : ability to be asserted together without contradiction

b

: harmony of conduct or practice with profession

followed her own advice with consistency

2

: degree of firmness, density, viscosity, or resistance to movement or separation of constituent particles

Boil the juice to the consistency of a thick syrup.

3

a

: firmness of constitution or character : persistency

… the rigid consistency with which he had adhered to its principles …

—Nathaniel Hawthorne

b

archaic : condition of adhering together : firmness of material substance

Synonyms of consistency

• consistence

Examples of consistency in a Sentence

His statements on this subject have lacked consistency.

Customers expect consistency in the quality of service they receive.

Practice will ensure greater consistency of performance.

The paints vary in consistency.

Recent Examples on the Web

The greats are often defined by their consistency — and their durability — although both the 37-year-old Durant and 41-year-old James have dealt with a variety of different setbacks as their respective careers have wound down. —Nick Friedell, New York Times, 17 June 2026

Business leaders hope her government could restore policy consistency, reduce regulatory bottlenecks and revive stalled mining projects. —Antonio María Delgado, Miami Herald, 16 June 2026

Choose gentle structure, and let consistency support your dreams now. —Tarot.com, Sun Sentinel, 16 June 2026

For many people, drinking more water is less about knowledge and more about consistency. —Daryl Austin, USA Today, 16 June 2026

Word History

Etymology

consist(ence) + -ency

First Known Use

1594, in the meaning defined at sense 3b

Phrases Containing consistency

• self-consistency

Rhymes for consistency

• persistency
• inconsistency

Kids Definition

consistency

noun

con·​sis·​ten·​cy kən-ˈsis-tən-sē 

plural consistencies

1

: the degree of thickness, firmness, or stickiness

dough of the right consistency

2

: agreement or harmony between parts or elements

3

: a sticking with one way of thinking or acting