irrational

adjective/ɪˈræʃənəl/

Frequency rank: #7,140 of 20,003 in the WORDED list (wordfreq data)

Meaning

Not based on reason or logic; illogical.

Illustration for the English word “irrational”

Example sentence

His fear of spiders became so irrational that he refused to enter any room without checking every corner first.

Synonyms & related words

More words in ranks 7,101–7,200