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mannitol

[ man-i-tawl, -tol ]
/ ˈmæn ɪˌtɔl, -ˌtɒl /

noun

Chemistry. a white, crystalline, sweetish, water-soluble, carbohydrate alcohol, C6H8(OH)6, occurring in three optically different forms, the common one being found in the manna of the ash Fraxinus ornus and in other plants: used chiefly in the manufacture of resins, electrolytic condensers for radios, plasticizers, and mannitol hexanitrate, and as a pill excipient.
Pharmacology. the substance used as an osmotic diuretic to reduce intraocular and intracranial pressures.

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Origin of mannitol

First recorded in 1875–80; mannite + -ol1

Words nearby mannitol

Mannie, mannikin, Manning, mannish, mannite, mannitol, mannitol hexanitrate, mannose, mannosidosis, Mann, Thomas, Mann-Whitney test
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for mannitol

mannitol

mannite (ˈmænaɪt)

/ (ˈmænɪˌtɒl) /

noun

a white crystalline water-soluble sweet-tasting alcohol, found in plants and used in diet sweets and as a dietary supplement (E421). Formula: C 6 H 14 O 6

Derived forms of mannitol

mannitic (məˈnɪtɪk), adjective

Word Origin for mannitol

from mannose + -ite ² + -ol 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for mannitol

mannitol
[ măn′ĭ-tôl′, -tōl′ ]

n.

A white, crystalline, water-soluble, slightly sweet alcohol, used as a dietary supplement and dietetic sweetener and in medical tests of renal function.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for mannitol

mannitol
[ măn′ĭ-tôl′, -tōl′ ]

A white, crystalline, water-soluble, slightly sweet alcohol that is used as a dietary supplement and dietetic sweetener and in medical tests of kidney function. Mannitol occurs naturally as an important food storage and transportation molecule in brown algae like kelp. Chemical formula: C6H14O6.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.