| a. | 1. | Pertaining to elves; elvish. |
| 2. | (Mining) Of or pertaining to certain veins of feldspathic or porphyritic rock crossing metalliferous veins in the mining districts of Cornwall; as, an elvan course. |
| n. | 1. | The rock of an elvan vein, or the elvan vein itself; an elvan course. |