justify

verb

jus·​ti·​fy ˈjə-stə-ˌfī 

justified; justifying

transitive verb

1

a

: to prove or show to be just, right, or reasonable

trying to justify his selfish behavior

I shouldn't have to justify myself to them.

justify the ways of God to man

—John Milton

b(1)

: to show to have had a sufficient legal reason

(2)

: to qualify (oneself) as a surety (see surety sense 3) by taking oath to the ownership of sufficient property

2

a

: to judge, regard, or treat as righteous and worthy of salvation

… God justifies with his forgiveness and grace the man who comes to him …

—Will Herberg

b

archaic : to administer justice to

c

archaic : absolve

3

a

: to space (lines of text) so that the lines come out even at the margin

b

: to make even by spacing lines of text

justified margins

intransitive verb

1

a

: to show a sufficient lawful reason for an act done

b

: to qualify as bail or surety

the surety justified on the bail bond

2

: to justify lines of text

justifier

ˈjə-stə-ˌfī(-ə)r 

noun

Synonyms of justify

• explain
• excuse

Choose the Right Synonym for justify

maintain, assert, defend, vindicate, justify mean to uphold as true, right, just, or reasonable.

maintain stresses firmness of conviction.

steadfastly maintained his innocence

assert suggests determination to make others accept one's claim.

asserted her rights

defend implies maintaining in the face of attack or criticism.

defended his voting record

vindicate implies successfully defending.

his success vindicated our faith in him

justify implies showing to be true, just, or valid by appeal to a standard or to precedent.

the action was used to justify military intervention

Examples of justify in a Sentence

He tried to justify his behavior by saying that he was being pressured unfairly by his boss.

The fact that we are at war does not justify treating innocent people as criminals.

Recent Examples on the Web

The obligation to stick to the text may feel more apparent in later seasons, when the natural run time of a movie dictated how much of Rowling’s behemoth books could be adapted, but these early seasons are going to have to generate material in order to justify their own existence. —Fran Hoepfner, Vulture, 10 Feb. 2026

It is used to justify regulations, such as auto emissions standards, intended to protect against threats made increasingly severe by climate change — deadly floods, extreme heat waves, catastrophic wildfires and other natural disasters in the United States and around the world. —Matthew Daly, Fortune, 10 Feb. 2026

Dubbed Operation Containment, it was justified as a fight against drug trafficking and resulted in the deaths of 117 civilians and five police officers. —Evandro Cruz Silva, The Dial, 10 Feb. 2026

So a dinner expense weeks after losing an election could be justified as an expense for the next election. —Nick Sullivan, Charlotte Observer, 10 Feb. 2026

Word History

Etymology

Middle English justifien, from Anglo-French or Late Latin; Anglo-French justifier, from Late Latin justificare, from Latin justus just entry 1

First Known Use

14th century, in the meaning defined at transitive sense 1a

Phrases Containing justify

• justify oneself

Rhymes for justify

• abscissae
• alibi
• alkali
• alumni
• amoebae
• amplify
• annuli
• beautify
• brachii
• butterfly
• calculi
• certify

Kids Definition

justify

verb

jus·​ti·​fy ˈjəs-tə-ˌfī 

justified; justifying

1

: to prove or show to be just, right, legal, or reasonable

2

: to release from the guilt of sin

justifiable

ˈjəs-tə-ˌfī-ə-bəl

adjective

justifiably

-blē

adverb

justifier

-ˌfī(-ə)r 

noun

Legal Definition

justify

verb

jus·​ti·​fy ˈjəs-tə-ˌfī 

justified; justifying

transitive verb

1

: to prove or show to be just, right, or reasonable

does not justify a denial of bail

2

: to show to have had a legally sufficient reason or cause

a defendant may not set up his own standard of conduct to justify or excuse himself

—State v. Doss, 568 P.2d 1054 (1977)

intransitive verb

1

: to show a legally sufficient reason for an act

2

: to swear an oath as to the ownership of sufficient property

they shall justify in an amount no less than $200

—Oregon Revised Statutes

also : to qualify as a surety by swearing such an oath

the defendants sought to justify as bail

—State v. Blaisdell, 253 A.2d 341 (1969)