Webster’s Revised Unabridged Dictionary · 1913
Campaign
Cam·paign′ (kăm·pān′), n. [F. campagne, It. campagna, fr. L. Campania the level country about Naples, fr. campus field. See Camp, and cf. Champaign, Champagne.] 1. An open field; a large, open plain without considerable hills. SeeChampaign. Grath.
2. (Mil.) A connected series of military operations forming a distinct stage in a war; the time during which an army keeps the field. Wilhelm.
3. Political operations preceding an election; a canvass. [Cant, U. S.]
4. (Metal.) The period during which a blast furnace is continuously in operation.
Cam·paign′ (kăm·pān′), v. i. To serve in a campaign.