Illegitimate Meaning

/ɪlɪˈd͡ʒɪtɪmət/
C1

Definition, CEFR level C1, pronunciation, examples, and quiz.

Listen pronunciation

adjNot conforming to known principles, or established or accepted rules or standards.

adjNot in accordance with the law.

For a start, he was the illegitimate son of an unmarried mother.
The king had numerous illegitimate children with her.
Synonyms:
Antonyms:
CEFR Practice Quiz
The government declared the election results ____ because of widespread cheating and fraud.
CEFR Practice Quiz (Alternate)
The court ruled that the leader's claim to the throne was ____ and had no legal basis.

First attested in 1536, from Latin illēgitimus, most likely an adapted borrowing of Middle French illegitime, equivalent to il- + legitimate, see -ate (etymology 1, 2 and 3).

"[…] it may be impossible to convince them that the illegitimate power which they obtain, by degrading themselves, is a curse […]" — 1791 (date written), Mary Wollstonecraft, “The Prevailing Opinion of a Sexual Character Discussed”, in A Vindication of the Rights of Woman: With Strictures on Political and Moral Subjects, London: […] J[oseph] Johnson, […], published 1792, →OCLC, page 38:
"The so-called interstellar space […] has not the properties of ordinary space. It will not conduct sound, nor can a human being move through it. It is therefore illegitimate to measure it in miles." — 1927, J. B. S. Haldane, “Possible Worlds”, in Possible Worlds and Other Essays, London: Chatto and Windus:
"Our attitude was that, to put it briefly, our presence there [in South Africa] was legal but illegitimate. We had an abstract right to be there, a birthright, but the basis of that right was fraudulent. Our presence was grounded in a crime, namely colonial conquest, perpetuated by apartheid." — 2009, J. M. Coetzee, “Martin”, in Summertime, New York: Viking, page 209:
"[…] if things went on at this rate it would be doubtful soon whether ever again he would be able to win another election by methods legitimate or illegitimate." — 1914, Theodore Dreiser, chapter 54, in The Titan, New York: John Lane, page 475:
"If we credit the scandal of the former [i.e. his enemies], Artaxerxes sprang from the illegitimate commerce of a tanner’s wife with a common soldier." — 1783, Edward Gibbon, chapter 8, in The History of the Decline and Fall of the Roman Empire, volume 1, London: W. Strahan and T. Cadell, page 317:

Explore More C1 Vocabulary Words

CEFR Practice Quiz
The government declared the election results ____ because of widespread cheating and fraud.
CEFR Practice Quiz (Alternate)
The court ruled that the leader's claim to the throne was ____ and had no legal basis.

Expand Your Vocabulary with LexUp

Master English words using smart flashcards, play exciting word rounds, and compete with other learners worldwide.

Browse CEFR Words Alphabetically