DELIQUESCE
Source: 566, 567
deliquesce. Deliquesce, v.i. to dissolve or soften in air
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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. Black.