gut·tate I. \ˈgəd.ˌāt\adjective Etymology: Latin guttatus speckled, from gutta drop, spot — more at gout : resembling a drop or having spots that resemble drops II. intransitive verb (-ed/-ing/-s) Etymology: probably back-formation from guttation 1.: to lose moisture by guttation 2.: to exude in the process of guttation