English Reference
Noun

decimal

n. countable
B1 Intermediate US /ˈdɛsəməɫ/ UK /dˈɛsɪməl/ dec·i·mal UK spelling decimals Computing

n.a number that uses a point to separate whole numbers from parts of a whole. You use it to show values like money or precise measurements.

n.a fraction whose denominator is a power of ten, expressed by a point placed to the left of the numerator. Often used in technical or financial contexts to represent precise values.


SIMPLE

The price is written as a decimal.

CONTEXTUAL

When calculating the interest rate, the bank rounds the final decimal to two places for clarity.

COMPLEX

In scientific computing, the precision of a decimal can significantly impact the outcome of complex simulations, leading researchers to prefer double-precision floating-point formats.

Usage

Often used with the verb 'round' or 'convert'.

Pitfall
The price is 5,50The price is 5.50

In English, a point is used for decimals, whereas many other languages use a comma.


Borrowed from Late Latin, Medieval Latin decimalis, from Latin decimus, from decem (“ten”) + adjective suffix -alis.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin decimus
Level B1 · Intermediate
Frequency Frequent
Updated