Commutation
n.- A passing from one state to another; change; alteration; mutation.
- The act of giving one thing for another; barter; exchange.
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(Law) The change of a penalty or punishment by the pardoning power of the State;
as, the .commutation of a sentence of death to banishment or imprisonment -
A substitution, as of a less thing for a greater, esp. a substitution of one form of payment for another, or one payment for many, or a specific sum of money for conditional payments or allowances;
as, .commutation of tithes;commutation of fares;commutation of copyright;commutation of rations - regular travel from a place of residence to a place where one's daily work is performed; commuting. Most often, such travel is performed between a suburb and a nearby city. Angle of commutation (Astron.),
the difference of the geocentric longitudes of the sun and a planet.
Commutation of tithes ,
the substitution of a regular payment, chargeable to the land, for the annual tithes in kind.
Commutation ticket ,
a ticket, as for transportation, which is the evidence of a contract for service at a reduced rate. See 2d

