preferential

IPA: prɛfɝˈɛntʃʌɫ

Of or relating to the showing or giving of preference.
Of or relating to a voting system in which the voters are allowed to indicate on their ballots their preference (usually their first and second choices) between two or more candidates, so that if no candidate receives a majority of first choices the one receiving the greatest number of first and second choices together is the winner.

Examples of "preferential" in Sentences

Harry Tuttle lists "20 films, roughly in preferential order."
As tariffs are reduced to zero, Canada may lose certain preferential advantages now enjoyed in the United Kingdom.
Many provinces still engage in preferential treatment in awarding government contracts - again, further driving up the cost of doing business in Canada.
ArcelorMittal South Africa insists that the long-term preferential supply agreement was still valid, but said last month that it would need to hike prices by $80
The Lib Dems are the central backer of the electoral-reform measure, which would dump the U.K.'s longtime voting system—known as "first past the post"—for what is known as a preferential model.
In many social situations, a particular main involvement will be seen as an intrinsic part of the social occasion in which the situation occurs, and will be defined as preferential if not obligatory.
ArcelorMittal South Africa's chief executive said that while the company insists that the long-term preferential supply agreement with Kumba was still valid, it will need to hike prices as resolving the dispute may take "an extended period".
To slide the topic away from education, I'm not sure why Tyler chose to emphasize bilateral trade agreements rather than progress with the Doha Round, particularly since we know the welfare ambiguities inherent in preferential trade liberalization.