adjective
Definition: Relating to a system of numbers based on the number ten, often used in mathematics and counting.
Example: In mathematics, we often use decimal numbers to represent fractions and whole numbers.
noun
Definition: A number that is written using the base 10 system, which includes digits and a decimal point to separate the whole part from the fractional part.
Example: In mathematics, 0.75 is a decimal that represents three-quarters of a whole.