n. An abbreviation of tenor.Being the sum of nine and one; one more than nine; twice five: a cardinal numeral.[Ten is often used indefinitely for many.n. The sum of nine and one, or of five and five.n. A figure or symbol denoting that number of units or objects, as 10, or X, or x.n. A playing-card with ten spots.n. Ten o'clock in the morning or evening: as, I was to be there at ten.n. A certain weight of coal used in the coal-fields of Durham and Northumberland, England, for reckoning the royalty fo be paid by the lessee to the lessor. It varies between 48 and 50 tons.Ten times.Abbreviation for tenuto.