# irrational

### adjective

1. not consistent with or using reason

*- irrational fears*

*- irrational animals*

Similar word(s): incoherent, illogical, unlogical, blind, unreasoning, reasonless, nonrational, superstitious, unreasonable

2. (in mathematics) Of a real number, that cannot be written as the ratio of two integers.

*- irrational numbers*

#### Sentences with irrational as an adjective:

*- an irrational decision*

*- The number π is irrational.*