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Definition of QRA
1. Initialism. Quick reaction alert. A military and NATO term to define a higher state of readiness in which aircraft will become airborne within minutes to intercept and identify unknown aircraft or intercept one that has lost contact with air traffic control. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of QRA
QGD QGP QH2 cytochrome C reductase QIC QID QKD QNB QO QPC QPCs | QPF QPM QPP QPR QR QRA (current term) QRS complex QRS interval QR code QR codes | QSG QSL card QSL cards QSO QSOs QSR QSRs QSS QSSes QT |