The definition of bathos means an abrupt switch in writing style from fancy and epic to common and trivial, whether in wording or subject.
(noun)An example of bathos is comparing a ballerina's beautiful pose to that of a household pet's sleeping position.
See bathos in Webster's New World College Dictionary
noun
Origin: Gr bathos, depth < bathys: see bathy-
See bathos in American Heritage Dictionary 4
noun
Origin:
Origin: Greek, depth
Origin: , from bathus, deep
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