any number of entities (members) considered as a unit | all of the living human inhabitants of the earth |
a set that is closed, associative, has an identity element and every element has an inverse | all of your experiences that determine how things appear to you |
(chemistry) two or more atoms bound together as a single unit and forming part of a molecule | the concerns of this life as distinguished from heaven and the afterlife |
| people in general; especially a distinctive group of people with some shared interest |
| people in general considered as a whole |
| the 3rd planet from the sun; the planet we live on |
| everything that exists anywhere |
| a part of the earth that can be considered separately |