| Pliocene Epoch | สมัยไพลโอซีน [ธรณีวิทยา๑๔ ม.ค. ๒๕๔๖] |
| pliocene |
| pliocene | (n) from 13 million to 2 million years ago; growth of mountains; cooling of climate; more and larger mammals, Syn. Pliocene epoch |
| Pliocene | a. |
| Pliocene | n. (Geol.) The Pliocene period or deposits. [ 1913 Webster ] |