decimal point
小數點
Dec·i·mal a. Of or pertaining to decimals; numbered or proceeding by tens; having a tenfold increase or decrease, each unit being ten times the unit next smaller; as, decimal notation; a decimal coinage.
Decimal arithmetic, the common arithmetic, in which numeration proceeds by tens.
Decimal fraction, a fraction in which the denominator is some power of 10, as ²/₁₀, ²⁵/₁₀₀, and is usually not expressed, but is signified by a point placed at the left hand of the numerator, as .2, .25.
Decimal point, a dot or full stop at the left of a decimal fraction. The figures at the left of the point represent units or whole numbers, as 1.05.
decimal point
n : the dot at the left of a decimal fraction [syn: percentage
point]