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

• 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

Explain The 'Why' Behind AI To Build Long-Term Trust In the age of AI and misinformation, trust is built on three pillars: transparency, consistency and humanity. —Expert Panel®, Forbes.com, 14 July 2025

As many fans celebrated Amaya for her consistency, confidence, and authenticity throughout the season, others argued Bryan — who joined the villa during Casa Amor — didn’t contribute equally to the relationship. —Amber Corrine, VIBE.com, 14 July 2025

For consistency, all of the prices reflect queen size headboards. —Nashia Baker, Architectural Digest, 14 July 2025

The model includes in-district support and regional collaboration to ensure consistency and sustainability. —Charlene M. Russell-Tucker, Hartford Courant, 14 July 2025

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