eczema(n = noun.state) - generic term for inflammatory conditions of the skin; particularly with vesiculation in the acute stages;
is a kind of disease of the skin, skin disease, skin disorder
has particulars: dermatitis, allergic eczema, eczema herpeticum, eczema vaccinatum, kaposi's varicelliform eruption, chronic eczema, eczema hypertrophicum, lichtenoid eczema

   An inflammatory disease of the skin, characterized by the presence of redness and itching, an eruption of small vesicles, and the discharge of a watery exudation, which often dries up, leaving the skin covered with crusts; -- called also tetter, milk crust, and salt rheum. [1913 Webster]

eczema, n. inflammation of the skin, with itching and discharge from blisters.

Derivative:
eczematous adj.

Etymology:
mod.L f. Gk ekzema -atos f. ek out + zeo boil

allergic eczema, atopic eczema, baker's eczema, chronic eczema, eczema herpeticum, eczema hypertrophicum, eczema marginatum, eczema vaccinatum, lichtenoid eczema, seborrheic eczema