legitimate
Americanadjective
-
according to law; lawful.
the property's legitimate owner.
- Antonyms:
- illegitimate
-
in accordance with established rules, principles, or standards.
- Synonyms:
- sanctioned
-
born in wedlock or of legally married parents.
legitimate children.
-
in accordance with the laws of reasoning; logically inferable; logical.
a legitimate conclusion.
- Synonyms:
- valid
-
resting on or ruling by the principle of hereditary right.
a legitimate sovereign.
-
not spurious or unjustified; genuine.
It was a legitimate complaint.
-
of the normal or regular type or kind.
-
Theater. of or relating to professionally produced stage plays, as distinguished from burlesque, vaudeville, television, motion pictures, etc..
an actor in the legitimate theater.
verb (used with object)
-
to make lawful or legal; pronounce or state as lawful.
Parliament legitimated his accession to the throne.
- Synonyms:
- legalize
-
to establish as lawfully born.
His bastard children were afterward legitimated by law.
-
to show or declare to be legitimate or proper.
He was under obligation to legitimate his commission.
-
to justify; sanction or authorize.
His behavior was legitimated by custom.
noun
-
the legitimate, the legitimate theater or drama.
-
a person who is established as being legitimate.
adjective
-
born in lawful wedlock; enjoying full filial rights
-
conforming to established standards of usage, behaviour, etc
-
based on correct or acceptable principles of reasoning
-
reasonable, sensible, or valid
a legitimate question
-
authorized, sanctioned by, or in accordance with law
-
of, relating to, or ruling by hereditary right
a legitimate monarch
-
of or relating to a body of famous long-established plays as distinct from films, television, vaudeville, etc
the legitimate theatre
verb
Other Word Forms
Derived Forms
-
delegitimationnoun
-
legitimacynoun
-
legitimatenessnoun
-
legitimationnoun
-
postlegitimationnoun
-
nonlegitimateadjective
-
quasi-legitimateadjective
-
legitimatelyadverb
-
quasi-legitimatelyadverb
Inflected Forms
Participles
Conjugated Forms
Present
-
legitimatesimple
-
legitimatessimple
-
have legitimatedperfect
-
has legitimatedperfect
-
am legitimatingprogressive
-
are legitimatingprogressive
-
is legitimatingprogressive
-
have been legitimatingperfect progressive
-
has been legitimatingperfect progressive
Past
-
legitimatedsimple
-
had legitimatedperfect
-
was legitimatingprogressive
-
were legitimatingprogressive
-
had been legitimatingperfect progressive
Future
Etymology
Origin of legitimate
First recorded in 1485–95, legitimate is from the Medieval Latin word lēgitimātus (past participle of lēgitimāre to make lawful). See legitim, -ate 1
Explanation
Something legitimate is the real deal — according to the law. Legitimate has other variations of meaning. To legitimate something is to make it legal, either by passing a law or publicly recognizing it as in accordance with the law. A government can be legitimized by being invited to world talks, or a movie by winning a prestigious award.
Vocabulary lists containing legitimate
The Real Deal: Synonyms for "True"
Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!
"Diary of a Wimpy Kid" by Jeff Kinney
Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!
100 SAT Words Beginning with "J," "K," and "L"
Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Because an “individual has a legitimate expectation of privacy in his cellphone location data,” she said police investigators need a valid search warrant from a magistrate.
From Los Angeles Times • Jun. 29, 2026
This time last year Ben Duckett had a legitimate claim to be the best multi-format opener in the world.
From BBC • Jun. 26, 2026
It essentially yanked TPS overnight and refused to give a legitimate justification.
From Slate • Jun. 25, 2026
“Retailers like Ross are giving legitimate value, not just low prices, but real ‘wow’ moments.”
From Barron's • Jun. 25, 2026
I hope, sirs, you can understand our legitimate and unavoidable impatience..
From "While the World Watched: A Birmingham Bombing Survivor Comes of Age during the Civil Rights Movement" by Carolyn Maull McKinstry
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.