Definition of IFR in English:

IFR

Syllabification: IFR

abbreviation

Instrument flight rules, used to regulate the flying and navigating of an aircraft using instruments alone.

Definition of IFR in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day bimble
Pronunciation: ˈbɪmb(ə)l
verb
walk or travel at a leisurely pace