hydroxyl


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Related to hydroxyl: hydroxyl ion, Functional groups

hy·drox·yl

 (hī-drŏk′sĭl)
n.
The univalent group OH, a characteristic component of bases, certain acids, phenols, alcohols, carboxylic and sulfonic acids, and amphoteric compounds.


hy′drox·yl′ic (hī′drŏk-sĭl′ĭk) adj.

hydroxyl

(haɪˈdrɒksɪl)
n
(Chemistry) (modifier) of, consisting of, or containing the monovalent group -OH or the ion OH: a hydroxyl group or radical.
ˌhydroxˈylic adj

hy•drox•yl

(haɪˈdrɒk səl)

n.
the univalent group OH, found in both organic compounds, as ethyl alcohol, C2H5OH, and inorganic compounds, as sodium hydroxide, NaOH.
[1865–70; hydr-2 + ox(ygen) + -yl]
hy`drox•yl′ic (-ˈsɪl ɪk) adj.

hy·drox·yl

(hī-drŏk′sĭl)
The group OH. It has a valence of 1 and is present in bases, certain acids, hydroxides, and alcohols.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hydroxyl - the monovalent group -OH in such compounds as bases and some acids and alcohols
chemical group, radical, group - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule
References in periodicals archive ?
In the Michigan experiments, which took place within equipment mounted on a tower about 10 meters above 20-m-high treetops, Brune and his colleagues found that the concentration of hydroxyl radicals added to air samples during the experiments dropped much faster than the team could account for by the measured concentrations of 42 known VOCs and other atmospheric gases.
The carcinogenic mechanisms of Cr(III) relate to its ability to generate hydroxyl radicals (*OH) from [H.
As VER is possessed of pendent hydroxyl groups on its backbone, the inter-component chemical binding effect between the two networks has been studied and it has been found that the kinetics of PU/VER SIN formation is greatly affected by the pendent hydroxyl groups existing in VER (14, 15).
The STIS and WFC3 looked for emission from OH which would have formed if water molecules had been thrown into sunlight and broken apart by ultraviolet radiation into hydrogen and hydroxyl.
The authors conclude that, "The results suggest fundamental differences between the pharmacological properties of CA1 and CA4, including formation of a reactive quinone and hydroxyl radicals that merit further investigation as the possible basis for their differential activity in vivo.
2]), which quickly degrades in sunlight to form the hydroxyl radical OH, appears to spend the night tucked in the ground so that it can be steadily released under the right atmospheric conditions.
The resin is hydroxyl functional and contains no epoxide groups.
Lightning has a highly branched structure (Guayaquil, syringyl, and hydroxyl phenyl) [18, 19], which can make lignin-based epoxy resins that have a higher bonding strength and good thermal performance without fire-retardant additives.
Tenders are invited for Hydroxyl Radical Fog Odor Control System
The new water signatures, in the form of hydroxyl molecules, were detected in the central peak of Bullialdus Crater on the moon's near side, according to Klima.
While not specifically pursuing this mysterious reaction, Dwayne Heard and his team at the University of Leeds in England were exploring the reactivity of hydroxyl with other molecules, including methanol.
Parry, who has many professional certifications, including Fire and Smoke Restoration has a solution to solve the smoke damage problem - Hydroxyl Generators.