The Collaborative International Dictionary of English v.0.48:

Recruitment \Re*cruit"ment\ (-ment), n.
   The act or process of recruiting; especially, the enlistment
   of men for an army.
   [1913 Webster]

WordNet (r) 3.0 (2006):

recruitment
    n 1: the act of getting recruits; enlisting people for the army
         (or for a job or a cause etc.) [syn: recruitment,
         enlisting]

Moby Thesaurus II by Grady Ward, 1.0:

34 Moby Thesaurus words for "recruitment":
   bugle call, call, call to arms, call-up, catchword, clarion,
   clarion call, compulsory military service, conscription, draft,
   draft call, drafting, enlistment, enrollment, exhortation,
   go for broke, gung ho, impressment, induction, levy, mobilization,
   muster, press, rally, rallying cry, rebel yell, recruiting,
   selective service, slogan, summons, trumpet call, war cry,
   war whoop, watchword