Ethylate \Eth"y*late\, v. t. [imp. & p. p. Ethylated; p. pr. & vb. n. Ethylating.]

[From Ethyl.]

(Chem.) To treat in such a way as to cause the introduction of one or more ethyl groups, C2H5; as, to ethylate alcohol.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Ethyl \Eth"yl\, n. [Ether + -yl.]

(Chem.) A monatomic, hydrocarbon radical, C2H5 of the paraffin series, forming the essential radical of ethane, and of common alcohol and ether.

Ethyl aldehyde. (Chem.) See Aldehyde.

Source: Webster's Revised Unabridged Dictionary (1913)