What's the difference between burn and sunburn?

Burn


Definition:

  • (v. t.) To consume with fire; to reduce to ashes by the action of heat or fire; -- frequently intensified by up: as, to burn up wood.
  • (v. t.) To injure by fire or heat; to change destructively some property or properties of, by undue exposure to fire or heat; to scorch; to scald; to blister; to singe; to char; to sear; as, to burn steel in forging; to burn one's face in the sun; the sun burns the grass.
  • (v. t.) To perfect or improve by fire or heat; to submit to the action of fire or heat for some economic purpose; to destroy or change some property or properties of, by exposure to fire or heat in due degree for obtaining a desired residuum, product, or effect; to bake; as, to burn clay in making bricks or pottery; to burn wood so as to produce charcoal; to burn limestone for the lime.
  • (v. t.) To make or produce, as an effect or result, by the application of fire or heat; as, to burn a hole; to burn charcoal; to burn letters into a block.
  • (v. t.) To consume, injure, or change the condition of, as if by action of fire or heat; to affect as fire or heat does; as, to burn the mouth with pepper.
  • (v. t.) To apply a cautery to; to cauterize.
  • (v. t.) To cause to combine with oxygen or other active agent, with evolution of heat; to consume; to oxidize; as, a man burns a certain amount of carbon at each respiration; to burn iron in oxygen.
  • (v. i.) To be of fire; to flame.
  • (v. i.) To suffer from, or be scorched by, an excess of heat.
  • (v. i.) To have a condition, quality, appearance, sensation, or emotion, as if on fire or excessively heated; to act or rage with destructive violence; to be in a state of lively emotion or strong desire; as, the face burns; to burn with fever.
  • (v. i.) To combine energetically, with evolution of heat; as, copper burns in chlorine.
  • (v. i.) In certain games, to approach near to a concealed object which is sought.
  • (n.) A hurt, injury, or effect caused by fire or excessive or intense heat.
  • (n.) The operation or result of burning or baking, as in brickmaking; as, they have a good burn.
  • (n.) A disease in vegetables. See Brand, n., 6.
  • (n.) A small stream.

Example Sentences:

  • (1) This is a fascinating possibility for solving the skin shortage problem especially in burn cases.
  • (2) Zinc in plasma and urine and serum albumin and alpha 2-macroglobulin were measured in 48 patients with burns.
  • (3) With the exception of PMMA and PTFE, all plastics leave a very heavy tar- and soot deposit after burning.
  • (4) The patient later died from complications of burns.
  • (5) In clinical situations on donor sites and grafted full-thickness burn wounds, the PEU film indeed prevented fluid accumulation and induced the formation of a "red" coagulum underneath.
  • (6) Biomass and crops for animals are as damaging as [burning] fossil fuels.” The recommendation follows advice last year that a vegetarian diet was better for the planet from Lord Nicholas Stern , former adviser to the Labour government on the economics of climate change.
  • (7) For the purpose of studying the role of elastase and protease of Pseudomonas aeruginosa in bacterial infection in burns, the effects of the vaccines made from each enzyme, their toxoids and OEP on protection against infection in burned mice were studied.
  • (8) The authors report on their experience in the use of cultured keratinocytes in severely burned children, observed in the Surgical Emergency and Pediatric Surgery Department at the Gaslini Institute of Genova.
  • (9) Frequency of symptoms like dizziness, headache, lachrymation, burning sensation in eyes, nausea and anorexia, etc, were much more in the exposed workers.
  • (10) This is triggered not so much by climate change but the cause of global warming itself: the burning of fossil fuels both inside and outside the home, says Farrar.
  • (11) It is often difficult if not impossible to include a pediatric patient in the planning of burn reconstruction.
  • (12) The fact that it is still used is regrettable yet unavoidable at present, but the average quantity is three times less than the mercury released into the atmosphere by burning the extra coal need to power equivalent incandescent bulbs.
  • (13) This phenomenon can have a special significance for defining the vitality in inflammation of bone tissue, in burns and in necrosis of soft tissues a.a. of the Achilles tendon.
  • (14) Kunduz hospital patients 'burned in beds … even wars have rules', says MSF chief Read more The resolution – which was supported by Médecins Sans Frontières (MSF), the International Committee of the Red Cross (ICRC) and others – requests that Ban present recommendations on measures to prevent attacks and to ensure that those who carry them out are held accountable.
  • (15) A 26-year-old man with 40% full-thickness burns was treated by excision and split-skin grafting on the 7th post-burn day.
  • (16) We conclude that a burn involving the chest wall results in cardiopulmonary abnormalities, not seen after a body burn of a comparable size, which appear to be due to hyperthermia and an increased release of prostacyclin and O2 radicals.
  • (17) During treatment, the mother underwent an abortion and burned her face with kitchen chemicals.
  • (18) The tinsel coiled around a jug of squash and bauble in the strip lighting made a golf-ball size knot of guilt burn in my throat.
  • (19) Significant enhancement of IL-2 production by indomethacin was seen in the burned group (mean, 95%), but not in controls (mean, 23.8%) or normal mice (mean, 17.2%), and similar effects were seen with flurbiprofen.
  • (20) Twenty-one days of treatment of one group of burned rats with the selective beta 2-adrenergic agonist, clenbuterol, increased resting energy expenditure and normalized body weight gain, muscle mass, and muscle protein content.

Sunburn


Definition:

  • (v. t.) To burn or discolor by the sun; to tan.
  • (n.) The burning or discoloration produced on the skin by the heat of the sun; tan.

Example Sentences:

  • (1) Temperature at 3 PM, sensitive skin type, youthfulness, and being male were also independently associated with sunburn.
  • (2) Skin diseases of the udder include viral infections, mange, sunburn, wounds, and staphylococcal dermatitis.
  • (3) A physical grading of some well-known sunburn protectors is described as a guide to the choice of preparation.
  • (4) A sun protection factor (SPF)-15 and an SPF-30 sunscreen were compared with regard to their ability to prevent sunburn cell formation after the exposure of human skin to a standardized dose of solar-simulated radiation.
  • (5) The following relative risks were identified: (1) All cases of SCC of the skin and matched controls: agricultural occupation 1.49, history of severe sunburn 1.49.
  • (6) In all tests, the combination of 7% octyl-dimethyl p-aminobenzoic acid ester and 3% oxybenzone was substantially more effective in protecting against sunburn than any other formula tested, including 5% p-aminobenzoic acid (PABA).
  • (7) The research, carried out by the British Association of Dermatologists, also revealed that a “shocking” 72% of people admitted having been sunburned in the previous year.
  • (8) Besides avoiding sunburn, other advice includes spending time in the shade, covering up and using a minimum factor 15 sunscreen.
  • (9) UVB-augmented release of IL-1-like activity peaked 1 h after irradiation and levels returned to baseline by 2 h. Release of IL-1-like activity from human skin after exposure to UV radiation may account for some of the local and systemic features of the sunburn response.
  • (10) Persons with skin types I and II were sometimes promised a safe, effective UVA tan that would protect against sunburn.
  • (11) A tendency to sunburn after 0.5 h midday summer sun exposure increased risk for uveal melanoma (burn with tanning RR = 1.5, P = 0.02; burn with little tanning RR = 1.8, P less than 0.001; burn with no tanning RR = 1.7, P = 0.002); as did exposure to UV or black lights (RR = 3.7, P = 0.003); and welding burn, sunburn of the eye, or snow blindness (RR = 7.2, P less than 0.001).
  • (12) More than one week later, following another dose of methotrexate, he experienced a second-degree burn in the areas of the prior sunburn, with sparing of chronically exposed areas on his face, neck, and arms.
  • (13) After all other predictors were controlled for, the body exposure index (which took into account time outside and hat, clothing, and sunscreen coverage) made a strong independent contribution to the explanation of sunburn (P < 0.001).
  • (14) Secondly, a study in Canadian school children revealed significantly higher naevus counts in subjects with numerous or severe episodes of sunburn in the previous 5 years.
  • (15) Sunburns in childhood are considered a major risk factor.
  • (16) The data suggest that ibuprofen is more effective than placebo for the relief of symptoms associated with UV-B-induced inflammation after high dose UV-B phototherapy for psoriasis, but the drug has limited usefulness in the treatment of sunburn reaction from these same doses.
  • (17) "Everyone can enjoy the sun safely by keeping out of the heat at the hottest time of the day, avoiding sunburn and staying hydrated with plenty of cool drinks.
  • (18) Telephone survey respondents provided detailed accounts of activities engaged in, time spent outside, and hat, clothing, and sunscreen coverage in the 4 hr around the solar midday on both weekend days, as well as skin type, sociodemographic descriptors, and degree of sunburn experienced.
  • (19) The purpose of this study was to determine whether topical L-selenomethionine reduces the degree of acute damage to the skin (i.e., sunburn) induced by ultraviolet (UV) irradiation in humans.
  • (20) The genesis of the tumor is uncertain, however the cutaneous fair complexion, the number and type of pigmented nevei and acute intermittent sun exposure with sunburn may play a significant role in its development.

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