Webster's Revised Unabridged Dictionary · 1913

Methylate

Methylate , noun

[Methyl + alcoholate.]

(Chemistry) An alcoholate of methyl alcohol in which the hydroxyl hydrogen is replaced by a metal, after the analogy of a hydrate; as, sodium methylate, CH3ONa.

Methylate , transitive verb

To impregnate or mix with methyl or methyl alcohol.