Meaning & use
decimal
Relating to a number system based on units of ten, or a fraction written using a point followed by tenths, hundredths, and so on.
See it in a sentence
Please round your answer to two decimal places.
Most countries use the decimal system for currency, dividing units into hundredths.
A note on using this word
In math class, decimal most often refers to the noun form, a decimal, meaning a number written with a decimal point, such as 3.5.
Words with a similar meaning
This term is best learned through its definition and examples.
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. noun
A number expressed using a decimal point to show fractional parts based on ten.
She converted the fraction three-quarters into the decimal 0.75.
Make it your own
Write a sentence using “decimal”, then compare your use with the examples above.