The letter Τ/τ in the Greek, Hebrew, and ancient Semitic alphabets; being the nineteenth letter of the Classical and Modern Greek, and the twenty-first letter of the Old and Ancient Greek alphabets.

(medicine) Abbreviation of treatment as usual.

plural of tau

plural of TAU

A leptonic elementary particle having a mass 60 times that of the electron and no charge

(physics) A tauon.

plural of tau lepton

plural of tau neutrino

(neurology) A protein abundant especially in the neurons of the human central nervous system that stabilizes microtubules, and when misfolded is associated with forms of dementia such as Alzheimer's and Parkinson's diseases.

plural of tau protein