1. (n.) The act or operation of subtracting or taking away a part.

2. (n.) The taking of a lesser number or quantity from a greater of the same kind or denomination; an operation for finding the difference between two numbers or quantities.

3. (n.) The withdrawing or withholding from a person of some right to which he is entitled by law.

abatement abridgment absence abstraction addition alienation alleviation approximation attenuation awayness blank contraction dampening damping decrease decrement decrescence deduction deflation depreciation depression deprivation detachment differentiation diminishment diminution disarticulation disassociation disconnectedness disconnection discontinuity discount disengagement disjointing disjunction dislocation disunion division divorce divorcement dying dying off equation evolution extenuation extrapolation fade-out incoherence integration interpolation inversion involution isolation lack languishment lessening letup lowering luxation miniaturization mitigation multiplication neverness nonexistence nonoccurrence nonpresence notation nowhereness parting partition practice proportion rebate reduction relaxation removal sagging scaling down segmentation separation separatism simplicity subdivision transformation want weakening withdrawal zoning