(Often plural) A detrimental or harmful effect.

The breaking loose of payload within a shipping container when on transport.

The phenomenon whereby the premature announcement of a new product leads customers to cancel or defer orders for the existing product, since it will soon become obsolete.

The low life expectancy and poor health of residents of Glasgow, Scotland, compared to the rest of the United Kingdom and Europe and after controlling for income disparities.

(engineering) A phenomenon where high pressure inside a pipe causes it to buckle.

Ignorance or minimization of women's role in science.

The theory that people who have completed an academic degree earn more income, not because of the knowledge they gained during their education, but rather because their degree indicates things about their personality that employers find favourable.

(economics) The situation where the demand for a certain good by individuals of a higher income level is inversely related to its demand by those of a lower income level.

(astrology) A purported statistical correlation between a person's athletic success and the position of the planet Mars relative to the horizon at the time and place of their birth.

(medicine) The emergence or reemergence of symptoms, often with greater severity, when a medicine prescribed to suppress the original symptoms is reduced or discontinued.