ଅର୍ଥ : The 3rd letter of the Greek alphabet.

ଅର୍ଥ : A unit of magnetic field strength equal to one-hundred-thousandth of an oersted.

ଅର୍ଥ : Portuguese navigator who led an expedition around the Cape of Good Hope in 1497. He sighted and named Natal on Christmas Day before crossing the Indian Ocean (1469-1524).