| Disk: English to English |
| Disk (n.) A circular structure either in plants or animals; as, a blood disk; germinal disk, etc. |
| Disk (n.) A discus; a quoit. |
| Disk (n.) A flat, circular plate; as, a disk of metal or paper. |
| Disk (n.) A part of the receptacle enlarged or expanded under, or around, or even on top of, the pistil. |
| Disk (n.) In owls, the space around the eyes. |
| Disk (n.) The anterior surface or oral area of coelenterate animals, as of sea anemones. |
| Disk (n.) The central part of a radiate compound flower, as in sunflower. |
| Disk (n.) The circular figure of a celestial body, as seen projected of the heavens. |
| Disk (n.) The lower side of the body of some invertebrates, especially when used for locomotion, when it is often called a creeping disk. |
| Disk (n.) The whole surface of a leaf. |