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Definition of defect

defect

/ˈdiː.fɛkt/
de · fect

Adverb:defectively
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Plural:defects
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Adjective:defective
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Past Simple:defected
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Past Participle:defected
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Present Participle:defecting
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defect Lexical Profile

defect Game Scores & Validity

• noun

1

A shortcoming, imperfection, or lack of something necessary for completeness or proper functioning.

Example

"The automaker recalled thousands of vehicles after engineers discovered a structural defect in the steering column."

Synonyms
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Antonyms
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• verb

1

To abandon one's country, political party, or cause in favor of an opposing one.

Example

"Several prominent diplomats chose to defect and seek political asylum abroad during the regime change."

Synonyms
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Word Nuance & Usage

'Defect' is a heteronym: as a noun meaning 'flaw', stress normally falls on the first syllable (DEE-fect), whereas as a verb meaning 'abandon allegiance', stress always falls on the second syllable (dih-FEKT).

Word Origin & Etymology

Borrowed in the 15th century from Latin 'defectus' (failure, revolt, or want), from the past participle of 'deficere' (to desert, fail, or be wanting), composed of 'de-' (away from) and 'facere' (to do or make).

Cite this Entry


Wordmom. (2026). Definition of Defect. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/defect
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