lactose
Use Lactose in a sentence
toʊs noun
1.
Biochemistry. a disaccharide, C 12 H 22 O 11 , present in milk, that upon hydrolysis yields glucose and galactose.
2.
a white, crystalline, sweet, water-soluble commercial form of this compound, obtained from whey and used in infant feedings, in confections and other foods, in bacteriological media, and in pharmacology as a diluent and excipient.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To lactose
Collins
World English Dictionary
lactose (ˈlæktəʊs, -təʊz) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| Also called: milk sugar a white crystalline disaccharide occurring in milk and used in the manufacture of pharmaceuticals and baby foods. Formula: C12H22O11 | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Lactose
is always a great word to know.
So is terbium. Does it mean:
| Symbol: Tb; atomic number: 65; atomic weight: 158.924 |
| Symbol: Ce; atomic weight: 140.12; atomic number: 58 |
Etymonline
Word Origin & History
lactose
sugar from milk, 1858, from Fr., coined by Fr. chemist Marcelin-Pierre-Eugène Berthelot (1827-1907) from L. lac "milk" (see lactation) + suffix -ose.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary
lactose lac·tose (lāk'tōs')
n.
A disaccharide in milk that hydrolyzes to yield glucose and galactose. Also called milk sugar.
A white crystalline substance obtained from whey and used in infant foods and in pharmaceuticals as a diluent and excipient. Also called milk sugar.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
lactose (lāk'tōs') Pronunciation Key
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The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Lactose intolerance is probably one of the best cases to illustrate the gnarly normative obstructions which warp our perceptions.
Lactose is extracted by removing proteins and then dissolved to form glucose and galactose.
Lactose intolerance means that you have trouble digesting lactose, which is the sugar in dairy foods.
She makes no sense in trying to connect vaccines, gluten and lactose intolerances, and autism together.
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