defect

[ noun dee-fekt, dih-fekt; verb dih-fekt ]

/ noun ˈdi fɛkt, dɪˈfɛkt; verb dɪˈfɛkt /

SEE SYNONYMS FOR defect ON THESAURUS.COM

noun

a shortcoming, fault, or imperfection: a defect in an argument; a defect in a machine.

lack or want, especially of something essential to perfection or completeness; deficiency: a defect in hearing.

Also called crystal defect, lattice defect. Crystallography. a discontinuity in the lattice of a crystal caused by missing or extra atoms or ions, or by dislocations.

verb (used without object)

to desert a cause, country, etc., especially in order to adopt another (often followed by from or to): He defected from the U.S.S.R to the West.

Origin of defect

1375–1425; late Middle English <Latin dēfectus failure, weakness, equivalent to dēfec- variant stem of dēficere to run short, fail, weaken (see deficient) + -tus suffix of v. action

synonym study for defect

1. Defect, blemish, flaw refer to faults that detract from perfection. 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 appearance: a blemish on her cheek. Flaw is applied to a defect in quality, caused by imperfect structure (as in a diamond) or brought about during manufacture (as in texture of cloth, in clearness of glass, etc.).

OTHER WORDS FROM defect

de·fect·i·ble, adjectivede·fect·i·bil·i·ty, nounde·fect·less, adjectivenon·de·fect·ing, adjective

pre·de·fect, nounre·de·fect, verb (used without object)

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for defect

After Olympic boxer Guillermo Rigondeux defected, his family suffered a form of domestic exile.
The Life and Hard Times Of The Family A Cuban Defector Left Behind|Brin-Jonathan Butler|December 19, 2014|DAILY BEAST
In 1992 Dostum “defected” to the side of the mujahedin and joined in the battle to take Kabul and oust Najibullah.
The Warlord Who Defines Afghanistan: An Excerpt From Bruce Riedel’s ’What We Won’|Bruce Riedel|July 27, 2014|DAILY BEAST
But whether they are Russian, or former or defected Ukrainian military, is in some ways beside the point.
Russia’s Gunmen in East Ukraine Double Down on Mayhem|Jamie Dettmer|April 28, 2014|DAILY BEAST
It is also possible that some defected to join groups less well known to the police.
Where Have Japan’s Yakuza Gone?|Jake Adelstein, Nathalie-Kyoko Stucky|March 9, 2014|DAILY BEAST

Oswald was a left-wing autodidact who had defected to the Soviet Union.
The Revolt Against the Masses and the Roots of Modern Liberalism|Fred Siegel|January 26, 2014|DAILY BEAST
To tell you the truth, after he defected to Russia and went there to live and everything, I just let it go out the window.
Warren Commission (8 of 26): Hearings Vol. VIII (of 15)|The President's Commission on the Assassination of President Kennedy
It is my205 recollection that you said when he defected to the Soviet Union, you then thought he was an American agent.
Warren Commission (1 of 26): Hearings Vol. I (of 15)|The President's Commission on the Assassination of President Kennedy
That was our first intimation that this man had defected, when we read it in a newspaper article.
Warren Commission (5 of 26): Hearings Vol. V (of 15)|The President's Commission on the Assassination of President Kennedy
He must have had a real responsible position, if Lee defected to Russia, and all the systems had to be changed.
Warren Commission (1 of 26): Hearings Vol. I (of 15)|The President's Commission on the Assassination of President Kennedy
I got the impression he was a bitter man because, I imagine when he defected to Russia, it was comedown.
Warren Commission (8 of 26): Hearings Vol. VIII (of 15)|The President's Commission on the Assassination of President Kennedy

British Dictionary definitions for defect

defect

noun (dɪˈfɛkt, ˈdiːfɛkt)

a lack of something necessary for completeness or perfection; shortcoming; deficiency

an imperfection, failing, or blemish

crystallog a local deviation from regularity in the crystal lattice of a solidSee also point defect, dislocation (def. 3)

verb (dɪˈfɛkt)

(intr) to desert one's country, cause, allegiance, etc, esp in order to join the opposing forces

Derived forms of defect

defector, noun

Word Origin for defect

C15: from Latin dēfectus, from dēficere to forsake, fail; see deficient

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for defect

defect

[ dē′fĕkt′, dĭ-fĕkt′ ]

n.

A lack of or abnormality in something necessary for normal functioning; a deficiency or imperfection.

单词	defect
释义	defect [ noun dee-fekt, dih-fekt; verb dih-fekt ] / noun ˈdi fɛkt, dɪˈfɛkt; verb dɪˈfɛkt / SEE SYNONYMS FOR defect ON THESAURUS.COM noun a shortcoming, fault, or imperfection: a defect in an argument; a defect in a machine. lack or want, especially of something essential to perfection or completeness; deficiency: a defect in hearing. Also called crystal defect, lattice defect. Crystallography. a discontinuity in the lattice of a crystal caused by missing or extra atoms or ions, or by dislocations. verb (used without object) to desert a cause, country, etc., especially in order to adopt another (often followed by from or to): He defected from the U.S.S.R to the West. Origin of defect 1375–1425; late Middle English <Latin dēfectus failure, weakness, equivalent to dēfec- variant stem of dēficere to run short, fail, weaken (see deficient) + -tus suffix of v. action synonym study for defect 1. Defect, blemish, flaw refer to faults that detract from perfection. 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 appearance: a blemish on her cheek. Flaw is applied to a defect in quality, caused by imperfect structure (as in a diamond) or brought about during manufacture (as in texture of cloth, in clearness of glass, etc.). OTHER WORDS FROM defect de·fect·i·ble, adjectivede·fect·i·bil·i·ty, nounde·fect·less, adjectivenon·de·fect·ing, adjective pre·de·fect, nounre·de·fect, verb (used without object) Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for defect After Olympic boxer Guillermo Rigondeux defected, his family suffered a form of domestic exile. The Life and Hard Times Of The Family A Cuban Defector Left Behind\|Brin-Jonathan Butler\|December 19, 2014\|DAILY BEAST In 1992 Dostum “defected” to the side of the mujahedin and joined in the battle to take Kabul and oust Najibullah. The Warlord Who Defines Afghanistan: An Excerpt From Bruce Riedel’s ’What We Won’\|Bruce Riedel\|July 27, 2014\|DAILY BEAST But whether they are Russian, or former or defected Ukrainian military, is in some ways beside the point. Russia’s Gunmen in East Ukraine Double Down on Mayhem\|Jamie Dettmer\|April 28, 2014\|DAILY BEAST It is also possible that some defected to join groups less well known to the police. Where Have Japan’s Yakuza Gone?\|Jake Adelstein, Nathalie-Kyoko Stucky\|March 9, 2014\|DAILY BEAST Oswald was a left-wing autodidact who had defected to the Soviet Union. The Revolt Against the Masses and the Roots of Modern Liberalism\|Fred Siegel\|January 26, 2014\|DAILY BEAST To tell you the truth, after he defected to Russia and went there to live and everything, I just let it go out the window. Warren Commission (8 of 26): Hearings Vol. VIII (of 15)\|The President's Commission on the Assassination of President Kennedy It is my205 recollection that you said when he defected to the Soviet Union, you then thought he was an American agent. Warren Commission (1 of 26): Hearings Vol. I (of 15)\|The President's Commission on the Assassination of President Kennedy That was our first intimation that this man had defected, when we read it in a newspaper article. Warren Commission (5 of 26): Hearings Vol. V (of 15)\|The President's Commission on the Assassination of President Kennedy He must have had a real responsible position, if Lee defected to Russia, and all the systems had to be changed. Warren Commission (1 of 26): Hearings Vol. I (of 15)\|The President's Commission on the Assassination of President Kennedy I got the impression he was a bitter man because, I imagine when he defected to Russia, it was comedown. Warren Commission (8 of 26): Hearings Vol. VIII (of 15)\|The President's Commission on the Assassination of President Kennedy British Dictionary definitions for defect defect noun (dɪˈfɛkt, ˈdiːfɛkt) a lack of something necessary for completeness or perfection; shortcoming; deficiency an imperfection, failing, or blemish crystallog a local deviation from regularity in the crystal lattice of a solidSee also point defect, dislocation (def. 3) verb (dɪˈfɛkt) (intr) to desert one's country, cause, allegiance, etc, esp in order to join the opposing forces Derived forms of defect defector, noun Word Origin for defect C15: from Latin dēfectus, from dēficere to forsake, fail; see deficient Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Words related to defect fault, flaw, lack, glitch, weakness, crack, deformity, bug, deficiency, shortcoming, error, injury, irregularity, shortage, mistake, quit, depart, pull out, renounce, abscond Medical definitions for defect defect [ dē′fĕkt′, dĭ-fĕkt′ ] n. A lack of or abnormality in something necessary for normal functioning; a deficiency or imperfection. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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defect

noun

verb (used without object)

Origin of defect

synonym study for defect

OTHER WORDS FROM defect

Example sentences from the Web for defect

British Dictionary definitions for defect

noun (dɪˈfɛkt, ˈdiːfɛkt)

verb (dɪˈfɛkt)

Derived forms of defect

Word Origin for defect

Words related to defect

Medical definitions for defect

n.