deliquate
To cause (something) to melt away; to consume, to dissolve.
obsolete, transitive
To melt or be dissolved; to deliquesce.
intransitive, obsolete
I caus'd an unuſual Brine to be made, by ſuffering Sea-ſalt to deliquate in the moiſt Air.
Where it comes from
First attested in 1617; borrowed from Latin dēliquātus, perfect passive participle of dēliquō (“to clarify, skim a liquid”), see -ate (verb-forming suffix).
Adapted from the Wiktionary entry deliquate (CC BY-SA 4.0).