onlay

noun
on·​lay | \ ˈȯn-ˌlā, ˈän- How to pronounce onlay (audio) \

Medical Definition of onlay

1 : a metal covering attached to a tooth to restore one or more of its surfaces
2 : a graft applied to the surface of a tissue (as bone)

Learn More About onlay

Dictionary Entries Near onlay

onkocyte

onlay

onomatomania

See More Nearby Entries 

Cite this Entry

“Onlay.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/onlay. Accessed 29 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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