Definition of calcine in English:



[WITH OBJECT]usually as adjective calcined
  • Reduce, oxidize, or desiccate by roasting or strong heat.

    ‘calcined bone ash’
    • ‘Also certain rocks and shells are calcined in order to facilitate their pulverization’
    • ‘These we calcined during the night, and next day found ourselves provided with a supply of lime.’
    • ‘In one aspect, the set gypsum-containing composition includes an interlocking matrix of the set gypsum formed from at least calcined gypsum, water, and an enhancing material.’
    • ‘The somewhat purified ore is called nickel calcine and returned to the smelter to the smelter where it is mixed with nickel concentrate and the mixture thickened through removal of most of the water.’
    • ‘The impresario William Wheatley used lavish sets and costumes imported from Europe and the innovative stage effects included calcine lights and sophisticated machinery.’
    • ‘This mixed oxide bead is then washed, dried and calcined to produce the desired structure.’
    • ‘A reverberating furnace with two hearths heated a roaster to 1,200 degrees Fahrenheit to calcine the ore.’
    • ‘A home made lick can be made by mixing molasses and calcined magnesite in equal parts by weight.’
    • ‘an odd-looking word which comes more or less straight from the Arabic al-kali, meaning the calcined ashes of plants such as saltwort.’
    • ‘The first step is to calcine the materials and press them into cylindrical rods.’
    • ‘A smaller pit 5m away contained animal bone and burnt flint, including an axehead calcined by intense heat, and a unique pottery ‘golf ball’.’
    • ‘Both sizes of jars are tempered with grog, but the larger jars also contain small amounts of calcined bone temper (about 5 percent of the clay paste).’
    • ‘Most of the solid and hard mineral herbs or shells are directly calcined, such as dragon's bone and oyster shell.’
    • ‘Nuanced verdure, brick reds and tempered whites, play against tints of calcined blues and gray-greens, broadcast beyond the paintings' modest confines.’
    • ‘Bone fragments, for the most part calcined, were found in every unit except D. Two hundred forty fragments of bone were recovered.’
    • ‘Take some newts, by some called lizards, and those nasty beetles which are found in fens during the summer time, calcine them in an iron pot and make a powder thereof.’
    • ‘The project included the new SLC-D NOx calcining system designed for low CO and NOx emissions as supplied by F.L.Smidth.’
    • ‘First made in England by John Dwight in Fulham during the 1680s, stoneware was then taken up in the 1710s by Staffordshire potters, who soon after made the key innovation of mixing calcined flint in roughly equal measure with white-firing clay.’
    • ‘The faunal remains recovered at the Ghost Shirt Island V site consist of small burned or calcined fragments.’
    • ‘Up again, but a hold flakes under your grip, calcine teeth are chewing at your wrist in the crack, then a toe skates, and like that, poof!’
    • ‘They are also commonly calcined or burnt to enhance their astringent properties.’
    • ‘If calcined, As2S oxidizes to become highly toxic As2SO3’
    • ‘The kilns that calcine the lime used in cement are often natural gas fired.’
    • ‘When metals were calcined, the terra pinguis escaped, leaving behind a metallic calx (what we today call an oxide).’
    • ‘In simple rotary kiln systems, some finely divided particles of raw mix, calcined kiln feed, clinker dust, and volatile constituents are entrained in the exiting gas stream.’
    • ‘It contained 27 grit-tempered body sherds, 146 chipped stone artifacts, 138 fragments of burned rock weighing 1.532 kg, and scattered fragments of calcined bone and carbonized plant remains.’
    • ‘Flints were calcined and ground to give the silica that is now much more easily provided in the form of sand.’
    • ‘Alternatively, the ceramic material can be made by mixing silicon oxide, lithium aluminate, and, if desired, lithium carbonate, and calcining the mixture.’
    • ‘The Goddard site has yielded a ‘small calcined bone sample’ that included the remains of cod, swordfish and deer like the middle occupation at Turner Farm, but cod has not been found in other Gulf of Maine middens.’
    • ‘This ceramic article is obtained by mixing an aluminum compound, a silicon compound, and a titanium compound and calcining the resultant mixture at a temperature in the range of 1,000° - 2,000° C.’
    • ‘The site contains several scheduled monuments, including beehive coking ovens, calcining kilns, blowing engine houses, and a unique lift tower which was used to transport material to the top of the furnaces.’
    • ‘He proposed towards the end of that year that metals take up air when calcined, and that the calx releases this fixed air when reduced back to metals with the agency of charcoal and heat.’
    • ‘Materials that are commonly calcined include phosphate, aluminum oxide, manganese carbonate, petrol coke, and sea water magnesite.’
    • ‘The calcined remains of the Richmond Hills, New York, native were removed and officially identified from dental records.’
    • ‘Manufacture of cement clinker in long rotary kilns by the addition of volatile fuels components directly into the calcining zone of the rotary kiln’
    scorch, singe, sear, char, blacken, discolour, brand
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Late Middle English: from medieval Latin calcinare, from late Latin calcina ‘lime’, from Latin calx, calc- ‘lime’ (see calx).