feeling or caused to feel uneasy and self-conscious; "felt abashed at the extravagant praise"; "chagrined at the poor sales of his book"; "was embarrassed by her child's tantrums"
a widespread outbreak of an infectious disease; many people are infected at the same time
(especially of medicine) of disease or anything resembling a disease; attacking or affecting many individuals in a community or a population simultaneously; "an epidemic outbreak of influenza"