-ol

-ol
1.
suffix Chem. the termination of alcohol, used in names of alcohols or analogous compounds (methanol; phenol).
2.
comb. form = -OLE.
Etymology: L oleum oil

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I. \\ˌȯl, ˌōl\ noun suffix (-s)
: chemical compound containing hydroxyl

hydrol

— especially in names of alcohols and phenols

glycerol

methanol

cresol

II.
— see -ole; not used systematically
III. noun combining form also -ole \\ˌȯl, ˌōl\ (-s)
: hydrocarbon of the benzene series especially in a commercial mixture containing homologous hydrocarbons

xylol

— not used systematically; compare -ene

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-ol1
a suffix used in the names of chemical derivatives, representing "alcohol" (glycerol; naphthol; phenol), or sometimes "phenol" or less definitely assignable phenol derivatives (resorcinol).
[short for ALCOHOL or PHENOL]
-ol2
var. of -ole2.

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-ol1 /-ol/ (chem)
suffix
Signifying the presence of a hydroxyl group, used esp in the names of alcohols, as eg phenol, ethanol, methanol, quinol
ORIGIN: Alcohol
————————
-ol2 /-ol/
suffix
Denoting an oil or an oil-based substance, as in benzol
ORIGIN: L oleum oil

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-ol1,
suffix.
1. containing, derived from, or like alcohol, as in carbinol, phenol.
2. the phenols and phenol derivatives as in thymol.
[< (alcoh)ol]
-ol2,
suffix. a variant of -ole (Cf. ↑-ole), as in terpinol.
OL (no periods), O.L., or OL.,
Old Latin.

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suffix Chemistry forming names of organic compounds
denoting alcohols and phenols

glycerol | retinol

denoting oils and oil-derived compounds

benzol

Origin:
sense 1 from (alcoh)ol; sense 2 from Latin oleum ‘oil’. See also -ole

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-ol, suffix
used to form chemical terms.
1. The termination of alcoh-ol, used to form the names of substances which are alcohols in the wider sense (alcohol 5), or compounds analogous to alcohol; e.g. carbinol (methyl alcohol), methol, pseudol, glycol (2-atomic alc.), glycerol (3-atomic alc.), phenol (phenyl or benzene alc.), naphthol (naphthyl alcohol), etc. In some cases this systematic nomenclature has not displaced the name which the substance had previously received, e.g. glycerol is more commonly known as glycerin (or, commercially, glycerine).
2. From phenol, the ending has been transferred to bodies belonging to the group of phenols (which are alcohols), as anthranol, anthrol, cresol, cymenol, eugenol, thymol, and to some other phenol derivatives, as anethol, creosol, guaiacol, phenetol, phlorol, pyrogallol, veratrol, xylenol.
3. In some words -ol is a deriv. of L. oleum oil; in which case it is more systematically written -ole (now the usual form); e.g. furfurol, indol, oxindol, pyrrol, terpinol.

Useful english dictionary. 2012.

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