sector
EASA defines “sector” in 2 regulations, worded for each regulation's scope. The wording below is reproduced verbatim from the EASA Easy Access Rules, with a link to the paragraph it comes from.
‘sector’ means the segment of an FDP between an aircraft first moving for the purpose of taking off until it comes to rest after landing on the designated parking position.
‘sector’ means a part of a control area and/or part of a flight information region or upper region;
Defined in the same article
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