The meaning of defect is an imperfection or abnormality that impairs quality, function, or utility : How to use defect in a sentence. 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.
To defect to the west. 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 uneven lengths. Definition of defect noun in oxford advanced learner's dictionary. Feb 2, 2026defect (third-person singular simple present defects, present participle defecting, simple past and past participle defected) (intransitive) to abandon or turn against;
Defect is the general word for any kind of shortcoming or imperfection, whether literal or figurative: A defect in eyesight, in a plan. There are nine meanings listed in oed's entry for the noun defect, two of which are labelled obsolete.
A defect in a machine. See examples of defect used in a sentence.