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vertical mobility

the movement or displacement of individuals or groups from one social class to another. This may take the form of upward mobility or downward mobility. Compare horizontal mobility. See social mobility.

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Psychology term of the day

November 18th 2024

co-occurrence

co-occurrence

n. a relation between two or more phenomena (objects or events) such that they tend to occur together. For example, thunder co-occurs with lightning, and in English the letter Q typically co-occurs with the letter U. By itself, co-occurrence does not imply a causal link: For co-occurrence to become covariation, there must be a systematic correlation between both the occurrence of the phenomena and their nonoccurrence. —co-occur vb.