Definition of alkyl in English:

alkyl

Syllabification: al·kyl
Pronunciation: /ˈalkəl
 
/

noun

[as modifier] Chemistry
  • Of or denoting a hydrocarbon radical derived from an alkane by removal of a hydrogen atom.
    More example sentences
    • The ethyl group has a greater molecular weight than the smallest alkyl radical which is the methyl group.
    • As the size of the alkyl group increases, i.e. as the number of carbon atoms increases, the water solubility decreases.
    • Subsequently, alkyl hydroperoxides may initiate radical chain reactions and cause membrane destruction.

Origin

late 19th century: German, from Alkohol 'alcohol' + -yl.

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noun
a small amount; a little