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

Canales said the message for Young and the rest of the team is consistency. — Joseph Person, New York Times, 11 Sep. 2026

In fact, consistency becomes more meaningful when people experience recognition in ways that feel personally relevant. — Candy Fernandez, Forbes.com, 10 Sep. 2026

Better manufacturing consistency, cell grouping, balancing controls, thermal management, and reconfigurable battery systems could reduce the weakest-cell effect, the researchers said. — Atharva Gosavi, Interesting Engineering, 10 Sep. 2026

The ones that may receive less attention because their value is measured in consistency, control, scale, delivery, and the ability to address difficult problems without creating new ones. — Nia Bowers, USA Today, 10 Sep. 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