Dilatants

/daɪˈleɪtənts/ noun

Definition

Plural of dilatant; materials or substances that exhibit dilatancy (increase in volume under stress).

Etymology

Plural form of dilatant. The term is used in materials science and rheology to refer to multiple dilatant substances or to the category of such materials collectively.

Kelly Says

Scientists classify dilatants and pseudoplastics as opposites—when you stress cornstarch it gets harder, but when you stress ketchup it flows easier, which is why ketchup bottles have a sweet spot you need to tap.

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