any specific behavior | a facility where something is available |
the trait of being active; moving or acting rapidly and energetically | anything that provides inspiration for later work |
an organic process that takes place in the body | a document (or organization) from which information is obtained |
a process existing in or produced by nature (rather than by the intent of human beings) | a publication (or a passage from a publication) that is referred to |
the state of being active | the place where something begins, where it springs into being |
(chemistry) the capacity of a substance to take part in a chemical reaction | anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies |
| someone who originates or causes or initiates something |
| a person who supplies information |
| (technology) a process by which energy or a substance enters a system |