What does EST stand for?

What does EST mean?

EST	Estimated Business » General
EST	Estimate Governmental » Military
EST	Estonian Regional » Language Codes (3 Letters)
EST	Estensione International » Italian
EST	Eastern Standard Time Community » Media
EST	Eastern Standard Time Business » General
EST	Eastern Standard Time Governmental » NASA
EST	Expressed Sequence Tag Medical » Human Genome
EST	Expressed Sequence Tag Computing » Networking
EST	Expressed Sequence Tag Academic & Science » Botany
EST	Electroshock Therapy Medical » Physiology
EST	Educational Support Team Community » Educational
EST	Electronic Spark Timing Governmental » Transportation
EST	Electro Shock Therapy Miscellaneous » Unclassified
EST	European Standard Time Regional » Time Zones
EST	Esbjorn Svensson Trio Miscellaneous » Unclassified
EST	Erhard Seminars Training Business » Firms
EST	Erhard Seminar Training Business » Accounting
EST	Earliest Starting Time Business » General
EST	Extended Standard Theory Miscellaneous » Unclassified
EST	Exterior Shell Technology Computing » General
EST	Electrical Service Technician Business » Positions
EST	Eastern Standard Time [UTC - 0500] Regional » Time Zones
EST	Earth Standard Time Miscellaneous » Science Fiction
EST	Eastern Seaboard Time Miscellaneous » Unclassified