fifth forces

A form of fifth force — A hypothetical fundamental force, distinct from gravity, electromagnetism, and the strong force and weak force, proposed to explain various anomalous observations that do not fit existing theories.

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Meanings

noun
  1. pluralplural of fifth force
Cite this entry
APA

fifth forces. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/fifth%20forces

MLA

“fifth forces.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fifth%20forces. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “fifth forces,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/fifth%20forces.

Source: fifth forces on Wiktionary, CC BY-SA 4.0.