| SO | the state of being with someone |
|---|---|
| SO | an island group of French Polynesia in the South Pacific east of Samoa |
| SO | a Christian sect founded by George Fox about 1660 |
| SO | the Jesuits: a Roman Catholic religious order |
| SO | an adherent of the teachings of Socinus |
| SO | Italian theologian who argued against trinitarianism (1539-1604) |
| SO | people having the same social or economic status |
| SO | of or relating to sociobiology |
| SO | of or relating to sociobiology |
| SO | with respect to sociobiology |
| SO | a biologist who studies the biological determinants of social behavior |
| SO | the branch of biology that conducts comparative studies of the social organization of animals (including human beings) with regard to its evolutionary history |