( BrE ) ( NAmE -ter ) / ˌrekəˈnɔɪtə(r); NAmE ; NAmE also ˌri:kə-/ verb
[ v , vn ] to get information about an area, especially for military purposes, by using soldiers, planes, etc.
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WORD ORIGIN
early 18th cent.: from obsolete French reconnoître , from Latin recognoscere know again, from re- again + cognoscere learn.