Simple Definition of decimal

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 in a sentence
In the number 8.901, the 9 is in the first decimal place.
Origin and Etymology 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
decimal
Simple Definition of decimal

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 in a sentence
The number 67.398 is a decimal. It is equal to the whole number 67 plus the decimal.398.
Seventenths written as a decimal is.7. Seventenths written as a fraction is {frac7.
The decimal.2 is equal to the fraction {frac2.
1651
First Known Use of decimal
1651
Other NumberRelated Terms
DECIMAL Defined for Kids
Definition of decimal for Students
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.>
Definition of decimal for Students
: 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>
Learn More about decimal

Spanish Central: Translation of decimal Nglish: Translation of decimal for Spanish speakers Britannica English: Translation of decimal for Arabic speakers
Seen and Heard
What made you want to look up decimal? Please tell us where you read or heard it (including the quote, if possible).