The Collaborative International Dictionary of English v.0.48:

Tactic \Tac"tic\, Tactical \Tac"tic*al\, a. [Gr. taktiko`s. See
   tactics.]
   Of or pertaining to military or naval tactics; hence,
   pertaining to, or characterized by, planning or maneuvering
   for the short term; -- contrasted with strategic, planning
   for the long term.
   -- Tac"tic*al*ly, adv.
   [Webster 1913 Suppl.]

The Collaborative International Dictionary of English v.0.48:

Tactic \Tac"tic\, n.
   See Tactics.
   [1913 Webster]

WordNet (r) 3.0 (2006):

tactic
    n 1: a plan for attaining a particular goal [syn: tactic,
         tactics, maneuver, manoeuvre]

Moby Thesaurus II by Grady Ward, 1.0:

82 Moby Thesaurus words for "tactic":
   action, ad hoc measure, answer, art, artful dodge, artifice, blind,
   campaign, caper, chicanery, conspiracy, contrivance, countermove,
   coup, course of action, craft, cute trick, deceit, demarche,
   design, device, dodge, effort, engineering, expedient, fakement,
   feint, fetch, gambit, game, generalship, gimmick, grift,
   improvisation, intrigue, jugglery, jury-rig, jury-rigged expedient,
   knavery, last expedient, last resort, last shift, little game,
   makeshift, maneuver, means, measure, military operations, move,
   orchestration, pis aller, plan, plans, plot, ploy, racket,
   red herring, resort, resource, ruse, scheme, shake-up, shift,
   sleight, solution, step, stopgap, stratagem, strategy, stroke,
   stroke of policy, subterfuge, tactics, tactual,
   temporary expedient, trick, trickery, trump, wile, wily device,
   working hypothesis, working proposition