1. a person who is searching, investigating.

2. to inspect, observe, or survey (the enemy, the enemy’s strength or position, a region, etc.) in order to gain information for military purposes.

3. to examine or survey (a region, area, etc.) for engineering, geological, or other purposes.


4. to make a reconnaissance.

Etymology: French reconnoître (now obsolete) to explore, Middle French reconoistre.

[Tim White]