"Collectivist" refers to a person or a system that emphasizes the interests and goals of a group or community above those of an individual. It focuses on promoting unity, cooperation, and collaboration among members of society. Full definition
Cross cultural comparisons of romantic love often focus on the primacy of love in decisions to marry (Dion and Dion, 1996) concluding that it is less important in collectivist cultures in which marriages are often arranged by parents, relatives or friends who focus on the potential partner's social standing and socioeconomic background. (interpersona.psychopen.eu)
This has developed as an opposition to the more collectivist views of socialism. (en.wikipedia.org)
The higher numbers in Asia might be due to the fact that people in collectivist societies adhere to norms more strictly, Betsch says — or perhaps the Asian participants were already aware of the benefits of immunization to the society as a whole. (sciencemag.org)