'AT' definitions:
Definition of 'At'
From: WordNet
noun
A highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium [syn: astatine, At, atomic number 85]
noun
100 at equal 1 kip in Laos
Acronyms for 'AT'
From: V.E.R.A.
- Advanced Technology (IBM, PC)