stainer

noun

stain·​er ˈstānə(r) How to pronounce stainer (audio)
plural -s
: one that stains: such as
a
: a worker who applies a coloring or finishing stain (as to wood, furniture, or leather goods)
b
: a worker who prepares the dyes for paper-coating mixtures
c
: a pigment used merely to give color to a paint, as distinguished from the base
d
: any of several insects that stain the material on which they feed see cotton stainer

Word History

Etymology

alteration (influenced by -er) of Middle English steynour, from steynen to stain + -our -or

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Browse Nearby Words

Cite this Entry

“Stainer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stainer. Accessed 19 Dec. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!