1noun
a real number that cannot be expressed as a rational number
01 Word definition
irrational
10 letters · 5 vowels · 5 consonants
Is IRRATIONAL a word?
Yes. IRRATIONAL is a 10-letter noun. a real number that cannot be expressed as a rational number Check the official dictionary for your particular word game before playing it.
Correct spelling
I-R-R-A-T-I-O-N-A-LHow do you spell IRRATIONAL?
IRRATIONAL contains 10 letters, begins with I, and ends with L.
Check another spelling →Meaning and definition
2adjective
not consistent with or using reason
“irrational fears”
Synonyms
Source: Open English WordNet 2025 (CC BY 4.0) ↗irrational number
02 Letter breakdown
How is IRRATIONAL spelled?
I1R2R3A4T5I6O7N8A9L10
03 Word-game status
Can you play IRRATIONAL?
UnscramblerHQ dictionary
This spelling is present in our broad English solver dictionary.
Scrabble
Base tile value: 10 points. Confirm eligibility in the official word list used for your region and edition.
Words With Friends
Base tile value: 12 points. Confirm eligibility inside the current game dictionary.
FAQ Quick answers
About IRRATIONAL.
How do you spell IRRATIONAL?
IRRATIONAL is spelled I-R-R-A-T-I-O-N-A-L. It contains 10 letters.