Meaning of RECONNAISSANCE in English

/ rɪˈkɒnɪsns; NAmE -ˈkɑːn-/ (also BrE informal recce ) (also US informal recon ) noun

[ C , U ] the activity of getting information about an area for military purposes, using soldiers, planes, etc. :

to make an aerial reconnaissance of the island

Time spent on reconnaissance is seldom wasted.

a reconnaissance aircraft / mission / satellite



early 19th cent.: from French , from reconnaître recognize, from Latin recognoscere know again, from re- again + cognoscere learn.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.