1. (n.) The act or process of retrenching; as, the retrenchment of words in a writing.

2. (n.) A work constructed within another, to prolong the defense of the position when the enemy has gained possession of the outer work; or to protect the defenders till they can retreat or obtain terms for a capitulation.

abbreviation abridgment abstract apocope arrest arrestation attrition check cheeseparing compression condensation conspectus constraint control cooling cooling down cooling off curb curtailment cut cutback cutting deceleration decrease decrement depletion depreciation derogation detraction diminution dip disparagement economization economizing elision ellipsis epitome extraction foreshortening hindrance impairment inhibition injunction interdict legal restraint lessening low growth rate monopoly precis prohibition protection protectionism protective tariff pullback rationing recap recapitulation reduction reduction of expenses reduction of spending rein remission restraint restraint of trade retardation retraction rollback saving scraping scrimping self-control shortening shrinkage skimping slowdown slowing down sparing summary summation syncope synopsis tariff wall telescoping thought control truncation