aristo-, arist-

Rule by the best or most qualified people.

A member of one of a ruling oligarchy; someone who is a member of a patrician order, such as a noble: An aristocrat is usually someone who has a high position in society because of birth, rank, or title and favors the control of common people with a form of government which is not a democracy.

The principles or practices of nobility, or people of rank in a community: Aristocratisms involve those who traditionally have more money and power than other people living in the same place.

The biological theory that species evolve in anticipation of the needs of that organism in its particuilar environment.

A study involving the biological theory that species evolve in anticipation of the needs of an organism in its environment