English Dictionary

REAL NUMBER

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IPA (US): 

 Dictionary entry overview: What does real number mean? 

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

1. any rational or irrational numberplay

  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)



 Learn English with... Proverbs 
"Good men are scarce." (English proverb)

"The rainbow is a sign from Him who is in all things." (Native American proverb, Hopi)

"If a poor man ate it, they would say it was because of his stupidity." (Arabic proverb)

"A curse turns against the one who uttered it." (Corsican proverb)



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