simple past tense and past participle of part exchange

A contract where one party pays money and supplies goods or services, and the other supplies goods or services in exchange.

(transitive) To supply (an item of goods), along with money, in exchange for other goods or services.

plural of car part

(automotive) A part that can be fitted to a car, often as a replacement for a worn-out or damaged part.

most of, majority of

plural of jellybean part

plural of sum of parts

Alternative form of sum of its parts / Used other than figuratively or idiomatically: see sum, of, parts.

(idiomatic) To be involved in such a way to affect the outcome, to be a contributing factor.