The meaning of DEFECT is an imperfection or abnormality that impairs quality, function, or utility : shortcoming, flaw. How to use defect in a sentence.

DEFECT definition: 1. a fault or problem in something or someone that spoils that thing or person or causes it, him…. Learn more.

A flaw in something is a defect. At certain stores you can buy clothes with slight defects. You have to be careful because the defect can be minor, like a missing button, or major, like sleeves of …

A defect is a fault or imperfection in a person or thing. He was born with a hearing defect. A defect in the aircraft caused the crash. A report has pointed out the defects of the present system.

Definition of defect noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

There are nine meanings listed in OED's entry for the noun defect, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Defect is the general word for any kind of shortcoming or imperfection, whether literal or figurative: a defect in eyesight, in a plan. A blemish is usually a defect on a surface, which mars the …

DEFECT meaning: 1 : a problem or fault that makes someone or something not perfect: such as; 2 : a physical problem that causes something to be less valuable, effective, healthy, etc.

Nov 24, 2025 · defect (plural defects) A fault or malfunction. quotations a defect in the ear or eye; a defect in timber or iron; a defect of memory or judgment

1. a fault or shortcoming; imperfection. 2. lack of something essential: a defect in hearing. 3. to desert a cause, country, etc.: to defect to the West.