ex|pe|di|en|cy

ex|pe|di|en|cy «ehk SPEE dee uhn see», noun, plural -cies.

1. the act or process of helping to bring about a desired result; fitness; usefulness: »

There was little doubt about the expediency of postponing our picnic until after the rain stopped. Consider expediency as well as truth in what you say.

2. a) the consideration of what is selfishly expedient, to the neglect of what is just or right; personal advantage; self-interest: »

The salesman was influenced more by the expediency of making a sale than by the needs of the buyer.

b) the consideration of what is expedient as a motive or rule of action: »

No man is justified in doing evil on the ground of expediency (Theodore Roosevelt).