(v. t.) A hard, brittle, translucent, and commonly transparent substance, white or colored, having a conchoidal fracture, and made by fusing together sand or silica with lime, potash, soda, or lead oxide. It is used for window panes and mirrors, for articles of table and culinary use, for lenses, and various articles of ornament.
(v. t.) Any substance having a peculiar glassy appearance, and a conchoidal fracture, and usually produced by fusion.
(v. t.) Anything made of glass.
(v. t.) A looking-glass; a mirror.
(v. t.) A vessel filled with running sand for measuring time; an hourglass; and hence, the time in which such a vessel is exhausted of its sand.
(v. t.) A drinking vessel; a tumbler; a goblet; hence, the contents of such a vessel; especially; spirituous liquors; as, he took a glass at dinner.
(v. t.) An optical glass; a lens; a spyglass; -- in the plural, spectacles; as, a pair of glasses; he wears glasses.
(v. t.) A weatherglass; a barometer.
(v. t.) To reflect, as in a mirror; to mirror; -- used reflexively.
(v. t.) To case in glass.
(v. t.) To cover or furnish with glass; to glaze.
(v. t.) To smooth or polish anything, as leater, by rubbing it with a glass burnisher.
Example Sentences:
(1) The previous year, he claimed £1,415 for two new sofas, made two separate claims of £230 and £108 for new bed linen, charged £86 for a new kettle and kitchen utensils and made two separate claims, of £65 and £186, for replacement glasses and crockery.
(2) Human gingival fibroblasts were allowed to attach and spread on bio-glasses for 1-72 h. Unreactive silica glass and cell culture polystyrene served as controls.
(3) Retention of platelets from whole blood on glass beads was performed by the method of Bowie.
(4) Populations of lymphocytes were separated using glass and nylon wool.
(5) Analysis of bond values of glass ionomer added to glass ionomer indicate bond variability and low cohesive bond strength of the material.
(6) It was like watching somebody pouring a blue liquid into a glass, it just began filling up.
(7) A reference glass, five ceramic materials, and one resin-based composite were tested.
(8) The average repetitive yields and initial coupling of proteins spotted or blotted into PVDF membranes ranged between 84-98% and 30-108% respectively, and were comparable with the yields measured for proteins spotted onto Polybrene-coated glass fiber discs.
(9) Samples of rockwool and glass fibre were compared with chrysotile fibres for their capacity to hydroxylate 2-deoxyguanosine to 8-hydroxydeoxyguanosine, a reaction that is mediated by formation of hydroxyl radicals.
(10) Perfused or immersion-fixed epithalamic tissues, sectioned, and mounted on glass slides were processed through the avidin-biotin immunofluorescence method.
(11) Nango's dwellings are built on skis so can be pulled around the beach, and have a glass roof to view the northern lights.
(12) His office - with a floor-to-ceiling glass wall offering views over a Bradford suburb and distant moors - is devoid of knick-knacks or memorabilia.
(13) Three brands of glass ionomer were applied to prepared dentin surfaces of extracted human molars, after one of four treatments with polyacrylic acid.
(14) At the bottom is a tiny harbour where cafe Itxas Etxea – bare brick walls and wraparound glass windows – is serving txakoli, the local white wine.
(15) When Vladimir Putin kicks back on New Year's Eve with a glass of Russian-made champagne, and reflects on the year behind him, he is likely to feel rather pleased with himself at the way his foreign policy initiatives have gone in 2013.
(16) When used in snail neurones such electrodes gave very similar pHi values to those recorded simultaneously by recessed-tip glass micro-electrodes.
(17) Cells dissociated from 6-day rat cerebellum were seeded on glass coverslips coated with polylysine on one half and hyaluronectin on the other.
(18) These results confirmed that 'punctuated' labeling was not an artefact due to a distortion of the cell's shape by having been dried on glass slides.
(19) At one, in the Gun and Dog pub in Leeds on Tuesday, a witness described how the meeting descended into chaos when one of the rebels smashed a glass and threatened to attack Griffin supporter Mark Collett.
(20) Dissociated culture of adult mouse dorsal root ganglion cells on glass plates, on which grating-associated microstructures (a repetition of microgrooves [mGRV] and microsteps [mSTP] of 0.1-10 micron) are fabricated by the conventional lithographic techniques, represents a remarkable bi-directional growth of their nerve fibers in the axial direction of the grating.
Spectacle
Definition:
(n.) Something exhibited to view; usually, something presented to view as extraordinary, or as unusual and worthy of special notice; a remarkable or noteworthy sight; a show; a pageant; a gazingstock.
(n.) A spy-glass; a looking-glass.
(n.) An optical instrument consisting of two lenses set in a light frame, and worn to assist sight, to obviate some defect in the organs of vision, or to shield the eyes from bright light.
(n.) Fig.: An aid to the intellectual sight.
Example Sentences:
(1) On the initial visit, the best corrected acuity with spectacles was determined and a potential acuity meter reading was obtained; this test suggested potential for visual recovery in two of the three patients.
(2) The contra-indications for them are: 1. a better visual acuity with spectacles than with contact lenses, 2. advanced cases (4th degree of Amsler) whose fitting is impossible, 3. unilateral keratoconus, 4. associated diseases such as trachomatous pannus, allergic kerato-conjunctivitis.
(3) Bristol 2015 has three core objectives, she explains, one of which is putting Bristol on the map internationally; hence the media spectacle.
(4) Goldman perimetric field examination was done on 42 glaucomatous eyes, with aphakic spectacles and a soft lens correction.
(5) The spectacle earlier this year of London's mayor, Boris Johnson , rushing ahead to buy water cannon for use in the capital before the home secretary had authorised the use of such equipment, is hardly helpful.
(6) But the president said that the rest of the country had relied for too long on police to do the “dirty work” of containing urban violence and bore responsibility for the violent spectacle in Baltimore.
(7) Of course, everyone who is not drawn in by the spectacle of a 69-year-old man with hair that clearly telegraphs its owner’s level of self-delusion and casual relationship to the truth is horrified at Trump’s ascendency in the Republican party primary.
(8) When the unmagnified peripheral visual field was unobstructed during adaptation, VOR gain increases were significantly less than when the unmagnified peripheral visual field was occluded, and were similar to those observed during adaptation without the wearing of telescopic spectacles at all.
(9) The endpoint for the procedure is corneal astigmatism that will allow either spectacle or contact lens correction, depending on the patient's visual needs.
(10) It renders images on a split screen to simulate a stereoscopic view for the wearer, much like 3D TVs and 3D spectacles in cinemas.
(11) No significant difference was found comparing spectacle lenses or illuminated stand magnifiers with regard to reading duration.
(12) Celebrities from Justin Bieber to Spike Lee were on hand for the opening of a spectacle that mixes circus tricks with the music of the late King of Pop – a pairing that has already proved lucrative for Cirque on the road with the arena show, Michael Jackson: The Immortal World Tour .
(13) The five disturbing symptoms of binocular confusion can be positivity eliminated by an appropriate combination of spectacles and contact lens (combined correction) in regard to echometry and intraocular optics.
(14) That we're about to embark on such a spectacle is a gift, considering that the defending Stanley Cup champs from Chicago looked destined for the golf course just days ago.
(15) So little wonder that the spectacle of five safety incidents in a week – however minor – could trigger rumblings of distrust from a nervous public.
(16) Patients with macular dysfunction were given spectacle lenses with prism and a control group of similar patients were assessed without prism.
(17) Windshields, spectacles, contact lenses, lashes, an excessive tear meniscus, intraocular lens scratches, and posterior capsular opacification are possible causes that can be easily identified and treated.
(18) Inside Hall’s lair was a glass table on which lay his spectacle case and iPad (no computers for ranking BBC execs), surrounded by seats rescued from an old kitchen, and a pair of swivel chairs salvaged from Television Centre.
(19) Contrast sensitivity with the Echelon lens was compared to contrast sensitivity with bifocal spectacle correction.
(20) Can the pinhold principle be practically applied to solving the problem of providing useful vision for aphakics without resorting to aphakic spectacles?