from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Containing at least two hydroxyl groups.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective chemistry containing two or more
Sorry, no etymologies found.
Dextrose, maltose, milk sugar, galactose, and the polyhydric alcohols give, if anything, only insignificant colours, and these only after long standing.
Amongst polyhydric alcohols, the behaviour of the methyl ester of catechol, _guaiacol_ was investigated.
All mono - and polyhydric phenols may be converted into true tanning matters by either condensing them as such, or after their conversion into the corresponding sulphonic acids, by substances capable of eliminating the elements of water.
The experience gained by the methyl glucosides makes it exceedingly probable that the simpler polyhydric alcohols also are suitable substances to employ in these syntheses; as a matter of fact, glycerol has been condensed with gallic acid.
I gathered that it is something like a polyhydric alcohol and something like a substituted hydrocarbon, and yet different from either in that it contains flourin in loose combination.
Moreover, the fat body is the major organ for storing glycogen, the precursor of many cryoprotectants (mainly polyhydric alcohols such as glycerol and sorbitol and sugars such as trehalose) ,