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Omnidirectional radio range
/ɒmnˌɪdaɪɹˈɛkʃənəl ɹˈeɪdɪˌəʊ ɹˈeɪndʒ/
/ɑːmnˌɪdɚɹˈɛkʃənəl ɹˈeɪdɪˌoʊ ɹˈeɪndʒ/Omnidirectional radio range
01
a navigational system consisting of a network of radio beacons that provide aircraft with information about exact position and bearing
