1. the dot at the left of a decimal fraction;

[syn: decimal point, percentage point, point]

The Collaborative International Dictionary of English v.0.48:

Decimal \Dec"i*mal\, a. [F. d['e]cimal (cf. LL. decimalis), fr. L. decimus tenth, fr. decem ten. See Ten, and cf. Dime.] 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. [1913 Webster] 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, [frac25x100], 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. [1913 Webster]WordNet (r) 3.0 (2006):

decimal point n 1: the dot at the left of a decimal fraction [syn: decimal point, percentage point, point]The Free On-line Dictionary of Computing (30 December 2018):

decimal point"." ASCII character 46. Common names are: point; dot; ITU-T, USA: period; ITU-T: decimal point. Rare: radix point; UK: full stop; INTERCAL: spot. (1995-03-14)