释义 |
decimally
dec·i·mal D0073000 (dĕs′ə-məl)n.1. a. A linear array of digits that contains a single period, called the decimal point, is possibly preceded by a minus sign (-), and represents a real number, with each successive digit to the right of the decimal point indicating a multiple of the next negative power of 10, and each successive digit to the left of the decimal point indicating a multiple of the next non-negative power of ten, beginning with 100 = 1. For example, 245.3 represents the real number (2 × 102) + (4 × 101) + (5 × 100) + (3 × 10-1) = 200 + 40 + 5 + 3/10 , and -1.04 represents the real number (-1 × 100) + (-4 × 10-2). Also called mixed decimal.b. Such an array of digits in which there are no nonzero digits to the left of the decimal point, representing a real number between -1 and 1. Also called decimal fraction.2. A number written using the base 10.adj.1. Expressed or expressible as a decimal.2. a. Based on 10.b. Numbered or ordered by groups of 10. [Medieval Latin decimālis, of tenths or tithes, from Latin decima, a tenth part or tithe, from decem, ten; see dekm̥ in Indo-European roots.] dec′i·mal·ly adv.EncyclopediaSeedecimal |