staining

Definitions

The act or process of discoloring a surface or material with a foreign substance.

A technique used in microscopy to color biological specimens to enhance contrast and visibility.

The state of being marked or blemished by a stain.

Examples

The spilled red wine was staining the white carpet permanently.

He wore gloves to prevent the dark ink from staining his hands.

The constant leaking of the pipe is staining the basement wall.

Synonyms

discoloring spotting blemishing tarnishing soiling dyeing smudging

Antonyms

cleaning purifying cleansing whitening bleaching sanitizing clarifying