justification

noun

jus·​ti·​fi·​ca·​tion ˌjə-stə-fə-ˈkā-shən 

1

a

: the act or an instance of justifying something : vindication

arguments offered in justification of their choice

b

: an acceptable reason for doing something : something that justifies an act or way of behaving

could provide no justification for his decision

2

: the act, process, or state of being justified by God (see justify sense 2a)

3

: the process or result of justifying lines of text (see justify sense 3a)

software that provides automatic justification of text

Synonyms of justification

• excuse
• reason

Examples of justification in a Sentence

He tried to present a justification for his behavior.

There is no possible justification for what she did.

His behavior is without justification.

Recent Examples on the Web

Their videos have turned American public opinion squarely against these operations and undercut the administration’s justifications for use of force. —Elizabeth Shackelford, Chicago Tribune, 6 Feb. 2026

For instance, if a Frontier agent can execute sales workflows without a human ever logging into Salesforce, the ‘per-seat’ licensing fees that currently powers the SaaS economy could lose its justification. —Sharon Goldman, Fortune, 5 Feb. 2026

That didn’t happen, however, because a federal judge ruled that Homeland Security Secretary Kristi Noem failed to provide sufficient legal justification to revoke TPS. —Dan Horn, Cincinnati Enquirer, 5 Feb. 2026

The companies lacked a legitimate business justification for failing to hire men in these roles, according to the EEOC. —Charlotte Observer, 5 Feb. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 2

Phrases Containing justification

• in justification of
• self-justification
• with some justification

Rhymes for justification

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Kids Definition

justification

noun

jus·​ti·​fi·​ca·​tion ˌjəs-tə-fə-ˈkā-shən 

1

: the act or an instance of justifying or of being justified

2

: something that justifies : defense

Legal Definition

justification

noun

jus·​ti·​fi·​ca·​tion ˌjəs-tə-fə-ˈkā-shən 

1

: the act or an instance of justifying

2

: something that justifies

specifically : a legally sufficient reason or cause (as self-defense) for an act that would otherwise be criminal or tortious

3

: the affirmative defense of having a legally sufficient justification compare excuse