com•mute
Pronunciation: (ku-myt'), [key] — v., n. -mut•ed, -mut•ing,
—v.t. - to change (a prison sentence or other penalty) to a less severe one: The death sentence was commuted to life imprisonment.
- to exchange for another or for something else; give and take reciprocally; interchange.
- to change: to commute base metal into gold.
- to change (one kind of payment) into or for another, as by substitution.
—v.i. - to travel regularly over some distance, as from a suburb into a city and back: He commutes to work by train.
- to make substitution.
- to serve as a substitute.
- to make a collective payment, esp. of a reduced amount, as an equivalent for a number of payments.
- to give the same result whether operating on the left or on the right.
—n. - a trip made by commuting: It's a long commute from his home to his office.
- an act or instance of commuting.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.