30 EOR definitions

Earth Orbit Rendezvous 
End Of Rant 
end of record 
END OF REEL 
End of Retransmission 
End of Run 
End of Runway 
Engage On Remote 
enhanced oil recovery 
Exclusive OR 
Explosive Ordnance Reconnaissance 
East of River 
Electro-Optical Reconnaissance 
Electro-Optical Research 
Element Occurrence Record 
Element of Resource 
Employment, Output and Ratios 
End of reactivity 
End of Recording 
End-of-Range 
engineer of record 
Equipment Operating Record 
Equipment Operational Ready 
equipment operationally ready 
ER overload response 
European Organization for Research 
exclusive operating room 
Exclusive Or Logical 
Explosive Ordinance Reconnaissance 
Explosives Ordnance Reconnaissance