Term: air reconnaissance: reconnaissance either by visual observation from the air or through the use of airborne sensors
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: undercarriage: framework that serves as a support for the body of a vehicle
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: cadmium sulfide: a yellow sulfide used chiefly as a pigment
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: punctuation: the marks used to clarify meaning by indicating separation of words into sentences and clauses and phrases
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: employment: the act of giving someone a job
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: prix de rome: an annual prize awarded by the French government in a competition of painters and artists and sculptors and musicians and architects; the winner in each category receives support for a period of study in Rome
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: sand rat: small nearly naked African mole rat of desert areas
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: sparid: spiny-finned food fishes of warm waters having well-developed teeth
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: granny: an old woman
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: zoomastigina: in some classifications considered a phylum of the kingdom Protista; holozoic or saprozoic flagellates
Broader: operation: activity by a military or naval force (as a maneuver or campaign) | Unrelated: bacteria bed: layer of sand or gravel used to expose sewage effluent to air and the action of microorganisms