photoreconnaissance

or pho·to-re·con·nais·sance

[ foh-toh-ri-kon-uh-suh ns, -zuh ns ]
/ ˌfoʊ toʊ rɪˈkɒn ə səns, -zəns /

noun

reconnaissance using aerial photography.

Origin of photoreconnaissance

First recorded in 1940–45; photo- + reconnaissance

British Dictionary definitions for photoreconnaissance

photoreconnaissance
/ (ˌfəʊtəʊrɪˈkɒnɪsəns) /

noun

mainly military reconnaissance from the air by camera