This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. That is getting smaller.

v. Present participle of contract., as in hiring or trading.

n. the act or process of acquiring an infectious disease; contraction.

Making or having made a contract or treaty; stipulating: as, the contracting parties to a league.

Binding a contract; given in confirmation of a bargain or an agreement.

n. becoming infected

"Just one example from the GAO report; A Las Vegas firm falsely claimed it was a veteran-owned small business to compete for $200 million in contracting work to maintain trailers for Katrina victims."

getting    acquiring   

catching    contraction   

contract