deliquesce

intransitive verb deliquesced -·quesced′, deliquescing -·quesc′·ing

1. to melt away
2. Biol.
   1. to melt away in the course of growth or decay, as parts of certain fungi
   2. to branch into many fine divisions, as leaf veins
3. Chem. to become liquid by absorbing moisture from the air

Etymology: L deliquescere < de-, from + liquescere, to melt, inchoative of liquere, to be liquid