n. The favoring of relatives or personal friends because of their relationship rather than because of their abilities.
the GNU version of the Collaborative International Dictionary of English
n. Undue attachment to relations; favoritism shown to members of one's family; bestowal of patronage in consideration of relationship, rather than of merit or of legal claim.
The Century Dictionary and Cyclopedia
n. Favoritism shown to nephews and other relatives; patronage bestowed in consideration of family relationship and not of merit.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. favoritism shown to relatives or close friends by those in power (as by giving them jobs)
Word Usage
"The word nepotism is from the Latin word 'nepos', meaning "nephew" or "grandchild". shows up again. while: Biotrophic parasitism is an extremely common mode of life that has arisen independently many times in the course of evolution."