Browse the Oxford Advanced American Dictionary
- irrational
adjective - irrational number
noun - irreconcilable
adjective - irrecoverable
adjective - irredeemable
adjective - irreducible
adjective - irrefutable
adjective - irregular
adjective - irregular
noun - irregularity
noun - irrelevance
noun - irrelevant
adjective - irreligious
adjective - irremediable
adjective - irreparable
adjective - irreplaceable
adjective - irrepressible
adjective - irreproachable
adjective - irresistible
adjective - irresolute
adjective - irrespective of
preposition - irresponsible
adjective - irretrievable
adjective - irreverent
adjective - irreversible
adjective - irrevocable
adjective - irrigate
verb - irritable
adjective - irritable bowel syndrome
noun - irritant
noun - irritate
verb - irritated
adjective - irrupt
verb - IRS
abbreviation - is
- ISA
abbreviation - ISBN
noun - ischemia
noun - ISDN
abbreviation - -ish
suffix - Islam
noun - Islamist
noun - island
noun - island-hopping
noun - islander
noun - isle
noun - islet
noun - ism
noun - -ism
suffix - isn't
short form
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