tac ‧ tic ‧ al /ˈtæktɪk ə l/ BrE AmE adjective
1 . relating to what you do to achieve what you want, especially as part of a game or large plan:
Two players were substituted for tactical reasons.
tactical move/decision/ploy
a tactical decision to send in troops
tactical error/mistake/blunder (=a mistake that will harm your plans later)
2 . tactical weapon/missile a ↑ missile that is sent a short distance in military battle
3 . relating to the way military forces are arranged in a battle
—tactically /-kli/ adverb