Misspelling of change of tack.

Tangible; perceptible to the sense of touch. / Used for feeling. / Of or relating to the sense of touch.

plural of tactic

(military) The military science that deals with achieving the objectives set by strategy. / (military) The employment and ordered arrangement of forces in relation to each other.

A maneuver, or action calculated to achieve some end. / (military) A maneuver used against an enemy.

(dated, military) Tactical; of or relating to the art of military and naval tactics. / (chemistry) Describing a polymer whose repeat units are identical

having no tact; unaware or intentionally inconsiderate of someone else's feelings

A person skilled in the planning and execution of tactics.

of or relating to tactics / of or relating to military operations that are smaller or more local than strategic ones / adroit, skilful or ingenious

(computing) A combinator of proof tactics. / A private war reenactment event involving mock battles or skirmishes.