0 to (cause something to) change from the original color and therefore to look unpleasant: --
1 to cause a substance or material to change from its original color when you do not want it to: --
It causes verticillium wilt in many plant species, causing leaves to curl and discolor.
Steel can also discolor some materials, such as oak.
This latex does not change color nor does it discolor the flesh of the mushroom.
Our paper is opaque with minimal show-through; it will not discolor or become brittle with age.
The flesh does not discolor when it is cut or otherwise injured.
It is more supple and pliable than vegetable-tanned leather and does not discolor or lose shape as drastically in water as vegetable-tanned.
Severely infected leaves will discolor, collapse, and dry up prematurely; thus reducing the plants photosynthetic area.
The specific name "discolor" refers to the difference in colour of the top and bottom leaf surfaces.
