Dictionary

1decimal

mathematics : based on the number 10

Full Definition of DECIMAL

:  numbered or proceeding by tens:
a :  based on the number 10; especially :  expressed in or utilizing a decimal system especially with a decimal point
b :  subdivided into 10th or 100th units <decimal coinage>

Examples of DECIMAL

1. In the number 8.901, the 9 is in the first decimal place.

Origin of DECIMAL

French décimal, from Medieval Latin decimalis of a tithe, from Latin decima tithe — more at dime
First Known Use: 1608

Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb

2decimal

noun

mathematics : a number that is written with a dot between the part of the number that is equal to 1 or more and the part of the number that is less than 1

Full Definition of DECIMAL

:  any real number expressed in base 10; especially :  decimal fraction

Examples of DECIMAL

1. The number 67.398 is a decimal. It is equal to the whole number 67 plus the decimal.398.
2. Seven-tenths written as a decimal is.7. Seven-tenths written as a fraction is {frac7.
3. The decimal.2 is equal to the fraction {frac2.

1651

Other Number-Related Terms

DECIMALLY Defined for Kids

Definition of DECIMAL for Kids

1
:  based on the number 10 :  numbered or counting by tens <We use a decimal system of writing numbers.>
2
:  expressed in or including a decimal <The decimal form of 1⁄4 is .25.>

noun

Definition of DECIMAL for Kids

:  a proper fraction in which the denominator is 10 or 10 multiplied one or more times by itself and is indicated by a point placed at the left of the numerator <the decimal .2=2⁄10, the decimal .25=25⁄100, the decimal .025=25⁄1000>