[meth-uh-ley-shuh n]

noun Chemistry.

the process of replacing a hydrogen atom with a methyl group.

Origin of methylation

First recorded in 1875–80; methylate + -ion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for methylation

Contemporary Examples of methylation

Historical Examples of methylation

  • He made the important discovery that some animals possess the power of methylation as well as of demethylation.

  • It has been explained that by the methylation of rosaniline Hofmann obtained violet colouring-matters.


    Raphael Meldola

  • The methylation of aniline can obviously be carried out by the foregoing process only when beet-sugar residues are available.


    Raphael Meldola