Longman Dictionary of Contemporary English - tactical

~ adj 1 done in order to achieve what you want at a later time, especially in a game or large plan  (a tactical move to avoid the threat of legal action) 2 tactical error/mistake a mistake that will harm your plans later  (Telling him your age was a tactical error.) 3 tactical weapon/missile etc a weapon etc that is only used over short distances  (tactical nuclear missiles) 4 connected with the organizing of military forces in order to win battles - tactically adv