Glossary/U

MH370 Decoded: Glossary U

This index uses the Phonetic (spoken) Alphabet.

Alpha Bravo Charlie Delta Echo Foxtrot Golf Hotel India Juliet Kilo Lima Mike November Oscar Papa Quebec Romeo Sierra Tango Uniform Victor Whiskey X-ray Yankee Zulu Numbers

ULB

Underwater Locator Beacon. A device attached to aviation flight recorders that when immersed in water emits an acoustic signal, to assist with locating an aircraft’s Flight Data Recorder and Cockpit Voice Recorder. (Source: ATSB)

Uncertainty phase

A situation wherein doubt exists as to the safety of an aircraft or a marine vessel, and the Persons on board.

Unidentified aircraft

unidentified aircraft

An aircraft that has been observed or reported to be operating in a given area but whose identity has not been established.

US

United States

USA

United States of America

A list of unusual words and abbreviations with their meaning, like a technical dictionary

Underwater Locator Beacon. A device attached to aviation flight recorders that when immersed in water emits an acoustic signal, to assist with locating an aircraft’s Flight Data Recorder and Cockpit Voice Recorder. (Source: ATSB)

Australia Transport Safety Bureau

A situation wherein doubt exists as to the safety of an aircraft or a marine vessel, and the Persons on board.

An aircraft that has been observed or reported to be operating in a given area but whose identity has not been established.

An aircraft that has been observed or reported to be operating in a given area but whose identity has not been established.

United States

United States of America