noun
dandruff
DAN-druf/ˈdændrəf/
Small flakes of dead skin shed from the scalp.
She parts her hair to reveal dandruff on her scalp.

Etymology
The first element is unexplained, while the ending probably comes from a dialect word meaning “scab.” That possible connection concerns the small scales that come away from the scalp.
In context
some dry shampoo just so that my hair look so flat do you always find that dry shampoo leaves little of white flakes it makes you look like you've got dandruff
More examples
- This shampoo helps control dandruff.
- He brushes dandruff off his shoulders.
- Her dandruff is more noticeable against dark clothing.
Forms
dandruff
Similar words
- flakes
- Small pieces of many materials, not specifically scalp skin.