conform

verb

con·​form kən-ˈfȯrm 

conformed; conforming; conforms

transitive verb

: to give the same shape, outline, or contour to : bring into harmony or accord

conform furrows to the slope of the land

intransitive verb

1

: to be similar or identical

also : to be in agreement or harmony

—used with to or with

changes that conform with our plans

2

a

: to be obedient or compliant

—usually used with to

conform to another's wishes

The building doesn't conform to local regulations.

b

: to act in accordance with prevailing standards or customs

the pressure to conform

conformer noun

conformism

kən-ˈfȯr-ˌmi-zəm 

noun

Did you know?

Conform, with its prefix con-, "with" or "together", means basically "to adopt the form of those around you". Thus, employee behavior must usually conform with basic company policies. A certain philosophy may be said to conform with American values (even if we sometimes have a hard time agreeing on exactly what those are). And a Maine Coon cat or a Dandie Dinmont terrier must conform to its breed requirements in order to be registered for breeding purposes. Being a conformist is usually a safe bet; being a nonconformist, who ignores society's standards and the whole idea of conformity, can be a bit dangerous but also sometimes more fun.

Synonyms

• correspond
• coincide
• fit

Choose the Right Synonym for conform

adapt, adjust, accommodate, conform, reconcile mean to bring one thing into correspondence with another.

adapt implies a modification according to changing circumstances.

adapted themselves to the warmer climate

adjust suggests bringing into a close and exact correspondence or harmony such as exists between parts of a mechanism.

adjusted the budget to allow for inflation

accommodate may suggest yielding or compromising to effect a correspondence.

businesses accommodating themselves to the new political reality

conform applies to bringing into accordance with a pattern, example, or principle.

refused to conform to society's values

reconcile implies the demonstration of the underlying compatibility of things that seem to be incompatible.

tried to reconcile what he said with what I knew

Examples of conform in a Sentence

Most teenagers feel pressure to conform.

the list conforms with the contents of the trunk

Recent Examples on the Web

In its second quarter financial report released on August 6, the company noted several milestones including: Preparation for final assembly of the first of several conforming aircraft intended for Type Inspection Authorization flight testing. —Ed Garsten, Forbes.com, 14 Aug. 2025

In a letter sent to the institution on Tuesday, officials said the review would determine if materials conformed to the Trump administration's views on teaching history. —Nicole Fallert, USA Today, 13 Aug. 2025

But some air quality experts raised questions about the study’s methodology, which only took readings from three locations over two 12-hour periods, and placed monitors underneath buildings in a way that may not have conformed with EPA guidance. —Andrew R. Chow, Time, 13 Aug. 2025

These conform to certain basic standards laid out by the federal Centers for Medicare & Medicaid Services, which oversees the marketplaces for the federal government. —Elisabeth Rosenthal, Miami Herald, 12 Aug. 2025

Word History

Etymology

Middle English, from Anglo-French conformer, from Latin conformare, from com- + formare to form, from forma form

First Known Use

14th century, in the meaning defined at transitive sense

Rhymes for conform

• brainstorm
• deform
• firestorm
• hailstorm
• inform
• landform
• lukewarm
• perform
• planform
• platform
• preform
• rainstorm

Kids Definition

conform

verb

con·​form kən-ˈfȯ(ə)rm 

1

: to bring into harmony

conform my behavior to the circumstances

2

: to be similar or identical

the data conforms to the pattern

3

: to act in obedience or agreement

especially : to adapt oneself to accepted standards or customs

conformer noun

conformist

-ˈfȯr-məst 

noun

Legal Definition

conform

intransitive verb

con·​form kən-ˈfȯrm 

: to be in accordance : correspond in character

specifically : to be in accordance with the provisions of a contract

conformance

kən-ˈfȯr-məns 

noun

conformity

kən-ˈfȯr-mə-tē 

noun