The Collaborative International Dictionary
Humectate
Humect \Hu*mect"\, Humectate \Hu*mec"tate\, v. t. [L. humectare,
humectatum, fr. humectus moist, fr. humere to be moist: cf.
F. humecter.]
To moisten; to wet. [Obs.]
--Howell.
Wiktionary
humectate
vb. (context obsolete English) To moisten.