out-group
/ˈaʊtgruːp/noun
1
- Sociology those people who do not belong to a specific in-group【社会学】外团体, 他人团体。
2
- Biology a group of organisms not belonging to the group whose evolutionary relationships are being investigated【生】外群。
2.1
- Such a group is used for comparison, to assess which characteristics of the group being studied are more widely distributed and may therefore be older in origin.这种生物类群用于比较, 以决定调查中的生物类群的哪些特性分布更广泛而因此起源可能更早。