What's the difference between proof and roof?

Proof


Definition:

  • (n.) Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.
  • (n.) That degree of evidence which convinces the mind of any truth or fact, and produces belief; a test by facts or arguments that induce, or tend to induce, certainty of the judgment; conclusive evidence; demonstration.
  • (n.) The quality or state of having been proved or tried; firmness or hardness that resists impression, or does not yield to force; impenetrability of physical bodies.
  • (n.) Firmness of mind; stability not to be shaken.
  • (n.) A trial impression, as from type, taken for correction or examination; -- called also proof sheet.
  • (n.) A process for testing the accuracy of an operation performed. Cf. Prove, v. t., 5.
  • (v. t.) Armor of excellent or tried quality, and deemed impenetrable; properly, armor of proof.
  • (a.) Used in proving or testing; as, a proof load, or proof charge.
  • (a.) Firm or successful in resisting; as, proof against harm; waterproof; bombproof.
  • (a.) Being of a certain standard as to strength; -- said of alcoholic liquors.

Example Sentences:

  • (1) Now, as the Senate takes up a weakened House bill along with the House's strengthened backdoor-proof amendment, it's time to put focus back on sweeping reform.
  • (2) Immunohistochemical insulin proofs were positive in the peritoneum over a period of 3 months and in the liver up to one year after implantation.
  • (3) Although histologic proof of regression is not available, this experience suggests a more favorable prognosis than previously thought possible.
  • (4) I never accuse a student of plagiarizing unless I have proof, almost always in the form of sources easily found by Googling a few choice phrases.
  • (5) The appearance of plasma cells suggests local maturation of B cells and represents a morphologic proof of local production of immunoglobulins.
  • (6) Sharif Mobley, 30, whose lawyers consider him to be disappeared, managed to call his wife in Philadelphia on Thursday, the first time they had spoken since February and a rare independent proof he is alive since a brief phone call with his mother in July.
  • (7) There is general agreement that suicides are likely to be undercounted, both for structural reasons (the burden-of-proof issue, the requirement that the coroner or medical examiner suspect the possibility of suicide) and for sociocultural reasons.
  • (8) At least Depay departed having had a shot on target, something his manager will probably offer as proof United are improving.
  • (9) And Pippi Longstocking, her most famous character, comes really close to being the personified proof of that… So where did Pippi come from?
  • (10) The data are presented in proof of the existence of different as well as common pathways for virus inhibiting effects of different preparations.
  • (11) Proof of the eye's potent antimicrobial environment was demonstrated.
  • (12) Agüero tried to retreive the situation – proof that City had more than enough finishers on hand to take advantage of momentary Burnley disarray – though, forced away from goal, he shot from a narrow angle and missed the target.
  • (13) These case histories, and very substantial background proof of efficacy and safety, justify treating with CoQ10 patients in failure awaiting transplantation.
  • (14) There's no doubt Twitter is, for those who are into that kind of thing, a first-class social networking medium (the proof: pretty much every other social networking site, including Facebook, has tried to buy it and, having failed, adopted a whole raft of blatantly Twitter-like features of their own).
  • (15) When the Washington Post reports a boom in bullet-proof backpacks for children, it is not a good time to be a resident of a place colloquially known as The Arms.
  • (16) Proof stress, ultimate tensile strength, elongation, and plastic stiffness have been measured and results compared by use of analyses of variance.
  • (17) Jonathan's party and the biggest opposition coalition have traded accusations about who is sponsoring and arming Boko Haram, but none have provided any proof.
  • (18) Many drugs have been proposed although the documentary proof of their efficacy varies.
  • (19) Fielding said: "He [Stewart] mentioned that on the day before the execution, when Allen was visited by his wife for the last time, they were separated by a piece of what was supposed to be bullet-proofed glass.
  • (20) He compared the situation to insider trading or corruption, in which there may not be direct proof of a criminal quid pro quo taking place, but where there is a pattern of behaviour that warrants attention.

Roof


Definition:

  • (n.) The cover of any building, including the roofing (see Roofing) and all the materials and construction necessary to carry and maintain the same upon the walls or other uprights. In the case of a building with vaulted ceilings protected by an outer roof, some writers call the vault the roof, and the outer protection the roof mask. It is better, however, to consider the vault as the ceiling only, in cases where it has farther covering.
  • (n.) That which resembles, or corresponds to, the covering or the ceiling of a house; as, the roof of a cavern; the roof of the mouth.
  • (n.) The surface or bed of rock immediately overlying a bed of coal or a flat vein.
  • (v. t.) To cover with a roof.
  • (v. t.) To inclose in a house; figuratively, to shelter.

Example Sentences:

  • (1) The M&S Current Account, which has no monthly fee, is available from 15 May and is offering people the chance to bank and shop under one roof.
  • (2) The horizontal portion of the intracavernous ICA as well as the whole aspect of the aneurysm could be exposed as a result of the extended opening of the cavernous roof anterior to the posterior clinoid process.
  • (3) In 1986, Bill Heine erected a 25ft sculpture of a shark falling through the roof of his terraced house in Oxford .
  • (4) Nango's dwellings are built on skis so can be pulled around the beach, and have a glass roof to view the northern lights.
  • (5) A grassed roof, solar panels to provide hot water, a small lake to catch rainwater which is then recycled, timber cladding for insulation ... even the pitch and floodlights are "deliberately positioned below the level of the surrounding terrain in order to reduce noise and light pollution for the neighbouring population".
  • (6) For the roof, different odorants produced different activity patterns, which had profiles not simply described as regions of maximal and minimal responsiveness.
  • (7) The scheme is available to those who have one or more of the following technologies: solar PV panels (roof-mounted or stand alone), wind turbines (building mounted or free standing), hydroelectricity, anaerobic digestion (generating electricity from food waste), and micro combined heat and power (through the use of new types of boilers , for example).
  • (8) They were about to put the roof on it,” Hickman said.
  • (9) Just one problem (apart from the old roof falling off): it's 60 miles from my desk.
  • (10) On it rests the small village of Dholera – a cluster of houses with thatched roofs, muddy roads, and acres of flat, fertile land surrounding them.
  • (11) I have to put a roof over my son’s head.” Junior doctors will be balloted to decide whether to strike over a radical new contract imposed on them by the Department of Health, which redefines their normal working week to include Saturday and removes overtime rates for work between 7pm and 10pm every day except Sunday.
  • (12) Hydrogen sulfide poisoning from inhalation of roofing asphalt fumes is a rare but devastating injury.
  • (13) The keratinocytes of the blister roof showed aggregation of the tonofibrils at the periphery, and vacuolization of mitochondria and endoplasmic reticulum.
  • (14) The commemoration began when the clock on the neo-gothic Town Hall struck 12, and a maroon was fired from the roof.
  • (15) Glasgow Central station was also closed to the public after flying debris shattered part of the building's glass roof.
  • (16) Berkeley has launched a new design called the Urban House, a three-storey house with a private roof garden instead of a back garden.
  • (17) Now the fabric of the school is visibly crumbling: roofs leak and skylights are broken; the estimated cost of repairs is £1m.
  • (18) I went inside, and the sound of the rain on the roof and the darkness inside made me very afraid.
  • (19) The risk of getting malaria was greater for inhabitants of the poorest type of house construction (incomplete, mud, or cadjan (palm) walls, and cadjan thatched roofs) compared to houses with complete brick and plaster walls and tiled roofs.
  • (20) The operative method involves removal of portions of the orbital rim, orbital roof, and sphenoid bone.