n. [ L. decem ten + the ending of million. ] According to the English notation, a million involved to the tenth power, or a unit with sixty ciphers annexed; according to the French and American notation, a thousand involved to the eleventh power, or a unit with thirty-three ciphers annexed. [ See the Note under Numeration. ] [ 1913 Webster ]

a. Pertaining to a decillion, or to the quotient of unity divided by a decillion. [ 1913 Webster ]

n. (a) The quotient of unity divided by a decillion. (b) One of a decillion equal parts. [ 1913 Webster ]