void coefficient

noun

A coefficient quantifying how the reactivity of a nuclear reactor changes due to the formation of bubbles in the reactor's coolant.

“Because the Chernobyl reactor had a large positive void coefficient, the reaction accelerated rapidly once the coolant water started to boil.”

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Meanings

nounvoid coefficient (plural void coefficients)

plural void coefficients

  1. nuclear physicsengineeringA coefficient quantifying how the reactivity of a nuclear reactor changes due to the formation of bubbles in the reactor's coolant.

    Because the Chernobyl reactor had a large positive void coefficient, the reaction accelerated rapidly once the coolant water started to boil.

Cite this entry
APA

void coefficient. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/void%20coefficient

MLA

“void coefficient.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/void%20coefficient. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “void coefficient,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/void%20coefficient.

Source: void coefficient on Wiktionary, CC BY-SA 4.0.