irrational number

ir·ra·tion·al num·ber

I i

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [ih-rash-uh-nl nuhm-ber]
- /ɪˈræʃ ə nl ˈnʌm bər/
- /ɪˈræʃ.ən.əl ˈnʌmbə(r)/

Definitions of irrational number words

noun irrational number a number that cannot be exactly expressed as a ratio of two integers. 1
noun Definition of irrational number in Technology (mathematics) A real number which is not a rational number, i.e. it is not the ratio of two integers. The decimal expansion of an irrational is infinite but does not end in an infinite repeating sequence of digits. Examples of irrational numbers are pi, e and the square root of two. 1
noun irrational number any real number that cannot be expressed as the ratio of two integers, such as π 0
noun irrational number (mathematics) Any real number that cannot be expressed as a ratio of two integers. 0

before 1545

One of the 30% oldest English words

First recorded in 1545-55

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 2% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

This diagram is provided by Google Ngram Viewer

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