deliquate /ˈdɛlɪkweɪt/ verb2 •(no longer used) To cause (something) to melt away; to consume, to dissolve. •(no longer used) To melt or be dissolved; to deliquesce.I caus'd an unusual Brine to be made, by suffering Sea-salt to deliquate in the moist Air. — 1669 formsdeliquated · deliquating · deliquates