Cognitive Dissonance Definition. Cognitive dissonance occurs when tension arises between a person's attitudes or beliefs and a decision that contradicts those pre-existing modes of thinking. The psychological phenomenon also occurs when a person chooses between two equally attractive or equally unappealing options. According to the Business Dictionary's website, the most common example of cognitive dissonance in the business world is the occurrence of buyer's remorse..
nursery rhyme. a short, simple poem or song for very young children, as Hickory Dickory Dock.
Definition of rhyme for English Language Learners. : 1  one of two or more words or phrases that end in the same sounds. : 2  a poem or song whose lines end in rhymes. : 3  the use of rhymes in a poem or song.