| Definition: A realizable entity that is a characteristic end-directed activity of a continuant in virtue of that continuant being a specific kind of entity in a specific context. |
| Examples: the function of a birth canal to enable transport, the function of the heart to pump blood, the function of reproduction in the transmission of genetic material, the function of digestion to nutriate the body, the function of radiation in neutralizing cancer cells |
| •owl:Thing |
| •entity |
| •continuant |
| •dependent_continuant |
| •realizable_entity |
| •function |