Tau Definition

tou, tô
noun
The nineteenth letter of the Greek alphabet (Τ, τ)
Webster's New World
A Τ-shaped sign or structure; a St. Anthony's cross, sometimes considered as a sacred symbol.
Wiktionary

(physics, dated) A tau meson, now usually known as a kaon.

Wiktionary

(physics) An unstable heavy lepton, which decays into a muon or electron; a tauon.

Wiktionary

(biology) A type of protein used to stabilise microtubules.

Wiktionary

Other Word Forms of Tau

Noun

Singular:
tau
Plural:
taus

Origin of Tau

  • Greek of Phoenician origin tww in Semitic roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek ταῦ (tau).

    From Wiktionary

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