| OST | in some classifications considered a superorder comprising the Cypriniformes and the Siluriformes |
|---|---|
| OST | composed of or containing bone |
| OST | relating to bone or to the skeleton |
| OST | a class of fish having a skeleton composed of bone in addition to cartilage |
| OST | inflammation of a bone as a consequence of infection or trauma or degeneration |
| OST | a disease of bone occurring in the middle aged and elderly |
| OST | represented or appearing as such |
| OST | appearing as such but not necessarily so |
| OST | from appearances alone |
| OST | represented or appearing as such |
| OST | manifestly demonstrative |
| OST | a definition that points out or exhibits instances of the term defined |