There are 2 definitions of Ir in English:

Ir1

Line breaks: Ir

symbol

The chemical element iridium.

Definition of Ir in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day internecine
Pronunciation: ˌɪntəˈniːsʌɪn
adjective
destructive to both sides in a conflict

There are 2 definitions of Ir in English:

IR2

Line breaks: IR

abbreviation

1Infrared.
1.1Iran (international vehicle registration).

Definition of Ir in: