[pat-n-uh, puh-tee-nuh] 
| 1. | a film or incrustation, usually green, produced by oxidation on the surface of old bronze and often esteemed as being of ornamental value. |
| 2. | a similar film or coloring appearing gradually on some other substance. |
| 3. | a surface calcification of implements, usu. indicating great age. |
| pat·en also pat·in (pāt'n) n.
[Middle English, from Old French patene, from Medieval Latin patina, from Latin, pan, from Greek patanē, platter; see petə- in Indo-European roots.] |
| pat·i·na 1 (pāt'n-ə) n. pl. pat·i·nae (pāt'n-ē) See paten. [Medieval Latin, from Latin, plate; see paten.] |
| pat·i·na 2 (pāt'n-ə, pə-tē'nə) n.
[Italian, from Latin, plate (from the incrustation on ancient metal plates and dishes); see paten.] |
n