Del`i*quesce" (?), v. i. [imp. & p. p. Deliquesced (?); p. pr. & vb. n. Deliquescing.] [L. deliquescere to melt, dissolve; de- + liquescere to become fluid, melt, fr. liquere to be fluid. See Liquid.] Chem.
To dissolve gradually and become liquid by attracting and absorbing moisture from the air, as certain salts, acids, and alkalies.
In very moist air crystals of strontites deliquesce.
© Webster 1913.