How to Pronounce Irrational

To pronounce "irrational", say IRR-at-ion-al — 4 syllables, IPA /ɪˈɹæʃ.(ə.)nəl/. Tap play below to hear it in four English accents, or practice it syllable by syllable.

irrational

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Accent

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Speed

Syllable by syllable — tap each one

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Syllables

Letters

/ɪˈɹæʃ.(ə.)nəl/

IPA

💡 Tip for remembering “irrational”

"irrational" has 4 syllables: irr-at-ion-al. It rhymes with rational and transnational, if that helps it stick.

What does irrational mean?

noun

A real number that can not be expressed as the quotient of two integers, an irrational number.

adjective

Not rational; unfounded or nonsensical.
“an irrational decision”
Of a real number, that cannot be written as the ratio of two integers.
“The number π is irrational.”

Antonyms

rational

Hear “irrational” in real sentences

Real example sentences from Tatoeba (CC-BY) — tap to hear each one, or see it used on YouGlish.

Words that rhyme with irrational

Practicing rhymes trains the same ending sounds.

rational transnational passional multinational binational supranational internacional international internatonal national nationale

Frequently asked questions

How many syllables are in "irrational"?▾

"Irrational" has 4 syllables: irr · at · ion · al.

What is the IPA transcription of "irrational"?▾

The IPA transcription of "irrational" is /ɪˈɹæʃ.(ə.)nəl/.

What does "irrational" mean?▾

Irrational: A real number that can not be expressed as the quotient of two integers, an irrational number.

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