Real (Noun)

Meaning ¹

Any rational or irrational number.

Classification

Nouns denoting quantities and units of measure.

Examples

• The set of real numbers includes all rational and irrational numbers, such as π and the square root of 2.
• In mathematics, a real is a number that can be represented on the number line, including fractions and decimals.
• The real numbers are often used to model real-world phenomena, such as the length of a room or the speed of a car.
• Zero is a real number that lies at the origin of the number line.
• The mathematical concept of a real number was not fully developed until the 19th century, when mathematicians began to study the properties of real numbers in depth.

Synonyms

• Real Number

Hypernyms

• Complex Number
• Imaginary Number
• Imaginary

Hyponyms

• Scalar Product
• Rational Number
• Irrational Number
• Dot Product

Meaning ²

The basic unit of money in Brazil; equal to 100 centavos.

Classification

Nouns denoting quantities and units of measure.

Meaning ³

An old small silver Spanish coin.

Classification

Nouns denoting possession and transfer of possession.