noun, verb, dyed, dye⋅ing.| 1. | a coloring material or matter. |
| 2. | a liquid containing coloring matter, for imparting a particular hue to cloth, paper, etc. |
| 3. | color or hue, esp. as produced by dyeing. |
| 4. | to color or stain; treat with a dye; color (cloth, hair, etc.) with a substance containing coloring matter: to dye a dress green. |
| 5. | to impart (color) by means of a dye: The coloring matter dyed green. |
| 6. | to impart color, as a dye: This brand dyes well. |
| 7. | to become colored or absorb color when treated with a dye: This cloth dyes easily. |
| 8. | of the deepest or blackest dye, of the most extreme or the worst sort: a prevaricator of the blackest dye. |

dye (dī)
n.
A substance used to color materials or substances, such as cells, tissues, and microorganisms.