Deliquium Animi (from delinquo, "I swoon"), a swooning or fainting away: called also syncope, lipothymia, lipopygeia, eclysis, and astyphxia.

Deliquium (from deliquesco, "to be dissolved"), in Chemistry, is the dissolution or melting of a salt by suspending it in a moist cellar.

Salt of tartar, or any fixed alkali, set in a cellar or other cool moist place, and in an open vessel, resolves or runs into a kind of liquor called by the older chemists oil of tartar per deliquium.

Delirium (from deliro, "to rave or talk idly"). When the ideas excited in the mind do not correspond to the external objects, but are produced by the change induced on the common sensory, the patient is said to be delirious. See Medicine Index.

Delivery, or Child-Birth. See Midwifery.