EAT

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Related to ate away: eaten away, eats away

expected approach clearance (EAC)

An expression used in radio communications to indicate the time at which arriving aircraft should be cleared to begin the approach for a landing. Also known as EAT, or expected approach time.
References in periodicals archive ?
Long negotiations at Upton Park caused unrest that ate away at the Hammers last season and nearly killed them off.
Over time, the hardened lava resisted erosion, and the displaced rivers ate away at the softer rock on either side of the deposits.
Their data was incongruent; Ollig disliked the grouping options of the contacts, and the software ate away hard-drive space with unnecessary features.