covariation

n. a relationship between two quantitative variables such that as one variable tends to increase (or decrease) in value, the corresponding values of the other variable tend to also increase (or decrease). For example, if a person’s weight consistently rises as he or she grows older, then the two variables would be exhibiting covariation. See also illusory covariation. —covary vb.

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Psychology term of the day

January 27th 2025

sterility

1. the condition of being incapable of producing offspring, because of either infertility or surgical or medical intervention (see sterilization).

2. the condition of being incapable of supporting microbial life because of treatment with chemicals, radiation, or heat. —sterile adj.