What's the difference between sight and visibility?

Sight


Definition:

  • (v. t.) The act of seeing; perception of objects by the eye; view; as, to gain sight of land.
  • (v. t.) The power of seeing; the faculty of vision, or of perceiving objects by the instrumentality of the eyes.
  • (v. t.) The state of admitting unobstructed vision; visibility; open view; region which the eye at one time surveys; space through which the power of vision extends; as, an object within sight.
  • (v. t.) A spectacle; a view; a show; something worth seeing.
  • (v. t.) The instrument of seeing; the eye.
  • (v. t.) Inspection; examination; as, a letter intended for the sight of only one person.
  • (v. t.) Mental view; opinion; judgment; as, in their sight it was harmless.
  • (v. t.) A small aperture through which objects are to be seen, and by which their direction is settled or ascertained; as, the sight of a quadrant.
  • (v. t.) A small piece of metal, fixed or movable, on the breech, muzzle, center, or trunnion of a gun, or on the breech and the muzzle of a rifle, pistol, etc., by means of which the eye is guided in aiming.
  • (v. t.) In a drawing, picture, etc., that part of the surface, as of paper or canvas, which is within the frame or the border or margin. In a frame or the like, the open space, the opening.
  • (v. t.) A great number, quantity, or sum; as, a sight of money.
  • (v. t.) To get sight of; to see; as, to sight land; to sight a wreck.
  • (v. t.) To look at through a sight; to see accurately; as, to sight an object, as a star.
  • (v. t.) To apply sights to; to adjust the sights of; also, to give the proper elevation and direction to by means of a sight; as, to sight a rifle or a cannon.
  • (v. i.) To take aim by a sight.

Example Sentences:

  • (1) In a new venture, BDJ Study Tours will offer a separate itinerary for partners on the Study Safari so whilst the business of dentistry gets under way they can explore additional sights in this fascinating country.
  • (2) Wimbledon said the world No1 Williams had been suffering from a viral illness and it was a sad and bizarre end to the American’s tournament, not to mention a worrying sight, seeing her hardly able to play.
  • (3) In the midst of all the newspaper headlines and vigils you can sometimes lose sight of the man who was on death row.
  • (4) Facebook Twitter Pinterest Imogen and her father, John Hull, before he lost his sight.
  • (5) Their physical condition and performance was found to be comparable with that of normal sighted children.
  • (6) "At first sight, today's announcement of an independent commissioner is a missed opportunity to strengthen our co-ordinated approach to addressing these very serious matters.
  • (7) He saw a soldier aim his weapon’s laser sight at the al-Atrashes’ Volkswagen “like he was preparing to shoot”.
  • (8) Many Iranian women are already pushing the boundaries , and observers in Tehran say women who drive with their headscarves resting on their shoulders are becoming a familiar sight.
  • (9) The home fans were lifted by the sight of Billy Bonds, a legend in these parts, being presented with a lifetime achievement award before the kick-off and the former West Ham captain and manager probably would have enjoyed playing in Allardyce's combative midfield.
  • (10) This results from a lack of knowledge of what could be done to conserve sight, the irreversible nature of many eye diseases, the distances involved in travelling to the clinic, and even a lack of knowledge of its existence.
  • (11) However, this operation may not be as sight effective as many believe.
  • (12) The results of excimer laser photorefractive keratectomy (PRK) in 16 blind and 120 sighted eyes (136 patients) are presented.
  • (13) It is now a well-known fact that the human body is able to use luminous stimulation for aims other than sight; the pineal gland, though no longer directly sensitive to light as in lower animals, is nevertheless the fulcrum of a complex neuro-endocrine system which makes an interaction between light and the human body possible by means of the production of a number of substances of which melatonin is the most widely investigated.
  • (14) Senior government sources have confirmed the budget razor gang has the fuel tax credit (formerly known as the diesel fuel rebate) “firmly in its sights” – a scheme that rebates miners and farmers and others for the off-road use of diesel.
  • (15) The National Society to Prevent Blindness, formed in 1908, is the oldest voluntary agency with the singular mission to preserve sight and prevent blindness through a broad program of public and professional education, industrial and community services, and research.
  • (16) Inside the Islamic State ‘capital’: no end in sight to its grim rule Read more The Kurdish People’s Protection Units (YPG) militia and an alliance of rebels known as the “Euphrates Volcano” – backed US-led coalition air strikes – have seized swaths of territory from Isis, including the strategic border town of Tal Abyad .
  • (17) When vertically divergent eye movements occur, both eyes also systematically rotate in parallel around their lines of sight (conjugate cyclotorsion).
  • (18) The Greek finance ministry's financial crimes unit conducted the raids, and says it has many other groups in its sights.
  • (19) The incumbent mayor has set his sights on stronger powers over the London economy as he seeks re-election for a second term on 3 May.
  • (20) The classical age-related problems of poor hearing, poor sight and difficulty in chewing were also prevalent among these elderly.

Visibility


Definition:

  • (n.) The quality or state of being visible.

Example Sentences:

  • (1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
  • (2) Photoreactions induced in that proper sensitizer molecules absorb UV-light or visible light.
  • (3) But do you know the thing that really bites?” he pointed to his home, which was not visible behind an overgrown hedge.
  • (4) The epididymis appeared distended but without any visible sperms.
  • (5) Stage E12 is characterized by the modifications of the CL fraction, particularly the beta-group; at this stage the first dendrites become visible.
  • (6) To determine the severity of regurgitation by dynamic MRI, several parameters were analyzed, including the number of slices with visible signal loss, the time course of the signal loss, and its maximal area and maximal volume.
  • (7) Visible light activates a large guanosine cyclic 3',5'-phosphate (cGMP)- and phosphodiesterase (PDE)-dependent infrared light-scattering change in suspensions of photoreceptor disk membranes.
  • (8) However, cytophotometric DNA analysis disclosed that significant increases in proliferative activity of mucosa had occurred 4 weeks before the appearance of histopathological dysplasia, and 8 weeks prior to development of grossly visible tumors.
  • (9) Patients in group A had smoother increases in oxygen uptake and core temperatures, greater cardiovascular stability as reflected by the rate-pressure product, and no visible shivering.
  • (10) The dried-specimen-teasing method appears useful, because of the ease of preparation of the specimens, its reproducibility, and the degree of visibility and preservation of cell surface structures and intraclonal relationships.
  • (11) 3) In Group D, B1 was visible in 19 out of 25 patients and in 18 patients out of these 19 patients, cancer invasion toward B1 was histopathologically confirmed.
  • (12) Use of sunglasses that block all ultraviolet radiation and severely attenuate high-energy visible radiation will slow the pace of ocular deterioration and delay the onset of age-related disease, thereby reducing its prevalence.
  • (13) Conventional follow-up of patients with colonic neoplasia will at best only identify symptomatic lesions and those visible with a sigmoidoscope, and will therefore fail to identify new malignant lesions in time for effective treatment.
  • (14) A planet with conditions that could support life orbits a twin neighbour of the sun visible to the naked eye, scientists have revealed.
  • (15) RR spectra of fatty acyl-CoA and its complexes are consistent with the previous hypothesis that visible spectral shifts observed during formation of acetoacetyl-CoA and crotonyl-CoA complexes of fatty acyl-CoA dehydrogenase result from charge-transfer interactions in which the ground state is essentially nonbonding as opposed to interactions in which complete electron transfer occurs to form FAD semiquinone.
  • (16) Both patients had high levels of circulating capsular polysaccharide, and one patient had visible diplococci on a smear of the peripheral blood.
  • (17) Unconjugated bilirubin visibly accumulated in the interstitium of the renal papillary tip.
  • (18) Treatment with DEAE-cellulose under the conditions described does not induce any visible degradation of mitochondria and mitochondrial DNA.
  • (19) Electron microscope examinations of the developing triadic junction in fibers from leg muscles of fetal and postnatal rats reveal a range of complexity from no structural connections across the space between apposed membranes of T and SR to all of the junctional structures visible in adult rat muscle fibers.
  • (20) In addition to the proteinase, 3 or 4 peptides (16-22.0 kDa) were visible in SDS-PAGE gels of gland cell proteins; on boiling, these peptides aggregated to 31 kDa.