The action of advancing as a scout, of roving with hostile purpose, of moving swiftly about, of overrunning a country, etc.

An attack; a reconnoitre.

Exploration, reconnaissance; an instance of this. See also compounds 1. Obsolete.

Military. The action or an act of examining or surveying a tract of country with a view to ascertaining the position or strength of an enemy, or to…

An act of reconnoitring; a reconnaissance.

= reconnaissance, n. 1a 1c.

An act of watching or looking out for the enemy. rare.

Military. The action of reconnoitring a place, etc. Obsolete.

= reconnaissance, n. Frequently attributive. Cf. recce, n.

= reconnaissance, n. Frequently attributive. Cf. recce, n.

reconnaissance by means of aerial photography; a flight made in order to conduct such reconnaissance.

= reconnaissance, n.; a survey of this kind. Cf. recco, n., recon, n.1

= photoreconnaissance n.