REAL NUMBER

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 Dictionary entry overview: What does real number mean? 

• REAL NUMBER (noun)
  The noun REAL NUMBER has 1 sense:

1. any rational or irrational number

  Familiarity information: REAL NUMBER used as a noun is very rare.

 Dictionary entry details 

• REAL NUMBER (noun)

Sense 1

Meaning:

Any rational or irrational number

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

real; real number

Hypernyms ("real number" is a kind of...):

complex number; complex quantity; imaginary; imaginary number ((mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1)

Hyponyms (each of the following is a kind of "real number"):

dot product; inner product; scalar product (a real number (a scalar) that is the product of two vectors)

rational; rational number (an integer or a fraction)

irrational; irrational number (a real number that cannot be expressed as a rational number)

 Context examples 

A number that is greater than every real number.

(Infinity, NCI Thesaurus)

A statistical distribution described by a function whose range may assume any value, typically any value in the set of real numbers.

(Continuous Distribution, NCI Thesaurus)

The real number of white blood cells (WBC) that are neutrophils.

(Absolute neutrophil count, NCI Thesaurus)

A number of the form x+iy, where x and y are real numbers and i is the imaginary unit equal to the square root of -1.

(Complex Number, NCI Thesaurus)

A real number with a fixed number of digits following the decimal or radix point.

(Fixed-Point Number, NCI Thesaurus)