T. (abbreviation) township. terr. (abbreviation) territory. test. (abbreviation) testament. testate died leaving a valid will. testis witness. testator man who writes a valid will. testatrix woman who writes a valid will. tithable a person taxable by law. tithe in English law, the tenth part of one's annual increase paid to support noblemen and clergy; amount of annual poll tax. township in a government survey, is a square tract six miles on each side containing thirty-six square miles of land; a name given to the civil and political subdivisions of a county. twp. (abbreviation) township