mannose

[ man-ohs ]

nounChemistry.
  1. a hexose, C6H12O6, obtained from the hydrolysis of the ivory nut and yielding mannitol upon reduction.

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Origin of mannose

1
First recorded in 1885–90; mann(a) + -ose2

Words Nearby mannose

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use mannose in a sentence

  • The process is reversible; mannose can be converted to mannonic acid, thence to gluconic acid, thence to glucose.

    The Chemistry of Plant Life | Roscoe Wilfred Thatcher
  • The hydrazones of the common sugars, with the exception of the one from mannose, are colorless compounds, easily soluble in water.

    The Chemistry of Plant Life | Roscoe Wilfred Thatcher
  • Mannan bears the same relation to mannose that starch does to glucose and inulin to fructose.

    The Chemistry of Plant Life | Roscoe Wilfred Thatcher
  • When hydrolyzed, they yield arabinose and a hexose; the latter is sometimes galactose and sometimes mannose.

    The Chemistry of Plant Life | Roscoe Wilfred Thatcher
  • Fresh samples of yeast ferment mannose more quickly than glucose, but by older samples the glucose is the more rapidly decomposed.

    Alcoholic Fermentation | Arthur Harden

British Dictionary definitions for mannose

mannose

/ (ˈmænəʊs, -nəʊz) /


noun
  1. a hexose sugar found in mannitol and many polysaccharides. Formula: C 6 H 12 O 6

Origin of mannose

1
C20: from manna + -ose ²

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

Scientific definitions for mannose

mannose

[ mănōs′ ]


  1. A naturally occurring simple sugar that is a stereoisomer of glucose. Chemical formula: C6H12O6.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.