| Term | Definition |
| preside | to be in charge; to sit before a group as leader |
| sedentary | of or marked by much sitting about |
| session | a meeting of an official group |
| supersede | to cause to be set aside; to replace |
| sedative | tending to soothe, calm, or tranquilize |
| sediment | matter that settles to the bottom of a liquid |
| socialism | a system of society where there is only collective ownership |
| associate | to join together; to logically connect |
| society | the state of living together as a community |
| social | related to the organization and activities of society |
| dissociate | to separate from; to disunite |
| sociable | friendly; outgoing |
| resolve | to find an answer to; to decide; to seperate into components |
| solvent | able to dissolve other substances |
| solution | an action or process for solving a problem |
| dissolution | the act or pocess of dissolving or breaking up |
| solubility | capability of being dissolved |