reconnaissance either by visual observation from the air or through the use of airborne sensors

Canny and shrewd in dealings with others, Capable of making adjustments that resemble those resulting from human decisions, chiefly by means of electronic sensors and computer technology, Vigorous; sharp; severe, noun_ Sharp pain or anguish, Slang Intelligence; expertise, A dandy; one who affects smartness in dress; also, one who affects briskness, vivacity, or cleverness, intransitive verb_ To cause a sharp, usually superficial, stinging pain, To be the location of such a pain, To suffer acutely, as from mental distress, wounded feelings, or remorse, transitive verb_ To cause a smart in

Plural form of sensor