What's the difference between cover and covert?

Cover


Definition:

  • (v. t.) To overspread the surface of (one thing) with another; as, to cover wood with paint or lacquer; to cover a table with a cloth.
  • (v. t.) To envelop; to clothe, as with a mantle or cloak.
  • (v. t.) To invest (one's self with something); to bring upon (one's self); as, he covered himself with glory.
  • (v. t.) To hide sight; to conceal; to cloak; as, the enemy were covered from our sight by the woods.
  • (v. t.) To brood or sit on; to incubate.
  • (v. t.) To shelter, as from evil or danger; to protect; to defend; as, the cavalry covered the retreat.
  • (v. t.) To remove from remembrance; to put away; to remit.
  • (v. t.) To extend over; to be sufficient for; to comprehend, include, or embrace; to account for or solve; to counterbalance; as, a mortgage which fully covers a sum loaned on it; a law which covers all possible cases of a crime; receipts than do not cover expenses.
  • (v. t.) To put the usual covering or headdress on.
  • (v. t.) To copulate with (a female); to serve; as, a horse covers a mare; -- said of the male.
  • (n.) Anything which is laid, set, or spread, upon, about, or over, another thing; an envelope; a lid; as, the cover of a book.
  • (n.) Anything which veils or conceals; a screen; disguise; a cloak.
  • (n.) Shelter; protection; as, the troops fought under cover of the batteries; the woods afforded a good cover.
  • (n.) The woods, underbrush, etc., which shelter and conceal game; covert; as, to beat a cover; to ride to cover.
  • (n.) The lap of a slide valve.
  • (n.) A tablecloth, and the other table furniture; esp., the table furniture for the use of one person at a meal; as, covers were laid for fifty guests.
  • (v. i.) To spread a table for a meal; to prepare a banquet.

Example Sentences:

  • (1) In a debate in the House of Commons, I will ask Britain, the US and other allies to convert generalised offers of help into more practical support with greater air cover, military surveillance and helicopter back-up, to hunt down the terrorists who abducted the girls.
  • (2) Photograph: Guardian The research also compiled data covered by a wider definition of tax haven, including onshore jurisdictions such as the US state of Delaware – accused by the Cayman islands of playing "faster and looser" even than offshore jurisdictions – and the Republic of Ireland, which has come under sustained pressure from other EU states to reform its own low-tax, light-tough, regulatory environment.
  • (3) The surface of all cells was covered by a fuzzy coat consisting of fine hairs or bristles.
  • (4) Five patients have been examined by defecography before and four after closure of a loop ileostomy performed to cover healing of the pouch and ileoanal anastomoses.
  • (5) A failure to reach a solution would potentially leave 200,000 homes without affordable cover, leaving owners unable to sell their properties and potentially exposing them to financial hardship.
  • (6) It was an artwork that fired the imaginations of 2 million visitors who played with, were provoked by and plunged themselves into the curious atmosphere of The Weather Project , with its swirling mist and gigantic mirrors that covered the hall's ceiling.
  • (7) But because current donor contributions are not sufficient to cover the thousands of schools in need of security, I will ask in the commons debate that the UK government allocates more.
  • (8) The degree of infection and incidence of different genera covering the same period were identical in both series.
  • (9) At first it looked as though the winger might have shown too much of the ball to the defence, yet he managed to gain a crucial last touch to nudge it past Phil Jones and into the path of Jerome, who slipped Chris Smalling’s attempt at a covering tackle and held off Michael Carrick’s challenge to place a shot past an exposed De Gea.
  • (10) The Sports Network broadcasts live NHL, Nascar, golf and horse racing – having also recently purchased the rights for Formula One – and will show 154 of the 196 games that NBC will cover.
  • (11) As to complications they recorded in one case mucosal bleeding after gastrofiberoptic polypectomy and in one case a covered perforation of the sigmoid at the site of colonoscopic polypectomy.
  • (12) The pressure is ramping up on Asda boss Andy Clarke, who next week will reveal the chain’s sales performance for the quarter covering Christmas.
  • (13) This week MediaGuardian 25, our survey of Britain's most important media companies, covering TV, radio, newspapers, magazines, music and digital, looks at BSkyB.
  • (14) When allegations of systemic doping and cover-ups first emerged in the runup to the 2013 Russian world athletics championships, an IOC spokesman insisted: “Anti-doping measures in Russia have improved significantly over the last five years with an effective, efficient and new laboratory and equipment in Moscow.” London Olympics were sabotaged by Russia’s doping, report says Read more We now know that the head of that lauded Moscow lab, Grigory Rodchenko, admitted to intentionally destroying 1,417 samples in December last year shortly before Wada officials visited.
  • (15) Chapman and the other "illegals" – sleeper agents without diplomatic cover – seem to have done little to harm American national security.
  • (16) This hydrostatic pressure may well be the driving force for creating channels for acid and pepsin to cross the mucus layer covering the mucosal surface.
  • (17) A retrospective study of autopsy-verified fatal pulmonary embolism at a department of infectious diseases was carried out, covering a four-year period (1980-83).
  • (18) Over the same period, breeding in drums dropped from 14%-25% to 4.7%, even though the drums were not treated or covered.
  • (19) The study covered 500 children from Warsaw's primary schools--250 children aged 6-8 years and 250 aged 13-15 years.
  • (20) The smaller interfaces cover about 700 A2 of the subunit surface.

Covert


Definition:

  • (v. t.) Covered over; private; hid; secret; disguised.
  • (v. t.) Sheltered; not open or exposed; retired; protected; as, a covert nook.
  • (v. t.) Under cover, authority or protection; as, a feme covert, a married woman who is considered as being under the protection and control of her husband.
  • (a.) A place that covers and protects; a shelter; a defense.
  • (a.) One of the special feathers covering the bases of the quills of the wings and tail of a bird. See Illust. of Bird.

Example Sentences:

  • (1) Roshan was the latest victim in what is widely seen as a covert war against the Islamic republic's nuclear programme.
  • (2) Subsequent studies have demonstrated covert face recognition using behavioural tasks.
  • (3) His reports alleged active, sustained and covert collusion to subvert the election which, if confirmed, could constitute treason.
  • (4) The bill, intended to increase and update intelligence agency powers, would create a new framework for covert operations involving conduct that would otherwise breach criminal law.
  • (5) Somehow, despite all this, the Obama administration thinks it can “destroy” Isis, though, as the Post noted , the US government has not been able to destroy al-Qaida or any terrorist group in the last decade “through two wars, thousands of drone strikes and hundreds of covert operations around the world.” The only question now is how far this Forever War against Isis goes.
  • (6) Boko Haram spies spread the rumour that she refused to covert from Christianity to Islam.
  • (7) In general, the two studies show that qualitative characteristics of completely covert generations influence their impact on estimates of the frequency of external events.
  • (8) The drug subculture, the addict's family, and a methadone clinic all covertly elicit and reinforce this transformation maintained by the myth that the addict's is "out of control".
  • (9) A series of experiments were conducted on three severe prosopagnosic patients in an attempt to understand better this phenomenon known as covert face recognition, the conditions for its occurrence, and its functional locus.
  • (10) "Instead of actually fighting a conventional war, western powers and their allies appear to be relying on covert war tactics to try to delay and degrade Iran's nuclear advancement," Theodore Karasik, a security expert at the Dubai-based Institute for Near East and Gulf Military Analysis told Associated Press.
  • (11) The repurposing of the devices of unwitting users in foreign jurisdictions for covert attacks in the interests of one country’s national priorities is a dangerous precedent – contrary to international norms, and in violation of widespread domestic laws prohibiting the unauthorised use of computing and networked systems,” they conclude.
  • (12) Investigations mostly failed to show overt or covert face recognition, but NR performed at an above-chance level in selecting the familiar face on a task requiring a forced-choice between a familiar and an unfamiliar face.
  • (13) The covert self-evaluations were assumed to represent at internalization of early experiences of predominantly positive or negative social reinforcement from adult socializing agents.
  • (14) Richy Thompson, director of public affairs and policy at the British Humanist Association, welcomed the study, but said covert online access to abortion pills wasn’t enough.
  • (15) At the same time, by achieving a state of misery through following her mother's orders, she exposed her as ridiculous, and thus covertly discharged considerable aggression.
  • (16) Covert and overt depression was as frequent in the hysterectomized group as in the control group.
  • (17) The Information Commissioner's Office (ICO) said at Smith's tribunal that it believed some of the information held by the covert organisation and accessible to companies that subscribed to the service "could only have been supplied by the police or the security services".
  • (18) We now report that enhancement of calcium current in the peptidergic bag cell neurons of Aplysia by protein kinase C occurs through a different mechanism, the recruitment of a previously covert class of calcium channel.
  • (19) After all, the most basic freedom of all is the freedom to walk the streets unharmed and to sleep safe in our beds at night.” Parliament will soon debate the government’s first national security legislation bill to expand the powers of intelligence agencies and criminalise disclosure by any person of covert “special intelligence agencies”.
  • (20) It recommended that all radio communications taking place during undercover firearms operations should be recorded and covert armed response vehicles should be fitted with in-car data-recording systems.