Stories We Like: A Guide to the Comma
1753, from Greek ekzema, literally "something thrown out by heat," from ekzein "to boil out," from ek "out" (see ex-) + zema "boiling," from zein "to boil," from PIE root *yes- "to boil, foam, bubble" (see yeast). Said to have been the name given by ancient physicians to "any fiery pustule on the skin."
eczema ec·ze·ma (ěk'sə-mə, ěg'zə-, ĭg-zē'-)
An acute or chronic noncontagious inflammation of the skin, characterized chiefly by redness, itching, and the outbreak of lesions that may discharge serous matter and become encrusted and scaly.
eczematous ec·zem·a·tous (ěg-zěm'ə-təs, -zē'mə-, ĭg-)
Of, marked by, or resembling eczema.