a separate and self-contained entity | tank used for collecting and storing a liquid (as water or oil) |
an action | lake used to store water for community use; a lake (natural or artificial) used to store water and used as a source of water |
an artifact | anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies |
an entity that is not named specifically | a large or extra supply of something |
any attribute or quality considered as having its own existence | |
a special abstraction | |
a special objective | |
a vaguely specified concern | |
a statement regarded as an object | |
an event | |
a persistent illogical feeling of desire or aversion | |
a special situation | |