amenorrhea

n. the absence of menstruation. When menstruation fails to begin after puberty, the condition is called primary amenorrhea. If menstrual periods stop, in the absence of pregnancy or menopause, the condition is known as secondary amenorrhea. Changes in physical or mental health can be a causal factor.

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Psychology term of the day

February 1st 2025

Psychometric Society

an international nonprofit professional organization founded in 1935 to promote the advancement of quantitative measurement practices in psychology, education, and the social sciences. It publishes the journal Psychometrika.