Learn how to say Reconnoitering correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word reconnoitre:
make a military observation of (a region):
they reconnoitred the beach some weeks before the landing
the raiders were reconnoitring for further attacks
an act of reconnoitring:
a nocturnal reconnoitre of the camp
early 18th century: from obsolete French reconnoître, from Latin recognoscere ‘know again’ (see recognize)
Remember that there is a double n in reconnoitre; the ending is -re (the spelling reconnoiter is American).