pre·​max·​il·​la | \ ˌprē-mak-ˈsi-lə How to pronounce premaxilla (audio) \

Definition of premaxilla

: either of a pair of bones of the upper jaw of vertebrates between and in front of the maxillae

Keep scrolling for more

Other Words from premaxilla

premaxillary \ (ˌ)prē-​ˈmak-​sə-​ˌler-​ē How to pronounce premaxilla (audio) , chiefly British  ˌprē-​mak-​ˈsi-​lə-​rē How to pronounce premaxilla (audio) \ adjective or noun

Examples of premaxilla in a Sentence

Recent Examples on the Web Especially remarkable is the animal’s premaxilla – the bone formed a kind of thick, bony wing which would have helped support a large mass of soft tissues in life. Brian Switek, WIRED, 2 Nov. 2010

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'premaxilla.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of premaxilla

1850, in the meaning defined above

History and Etymology for premaxilla

New Latin

Keep scrolling for more

Learn More About premaxilla

Time Traveler for premaxilla

Time Traveler

The first known use of premaxilla was in 1850

See more words from the same year

Dictionary Entries Near premaxilla




See More Nearby Entries 

Statistics for premaxilla

Cite this Entry

“Premaxilla.” Dictionary, Merriam-Webster, Accessed 20 Oct. 2021.

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

Keep scrolling for more

More Definitions for premaxilla


pre·​max·​il·​la | \ ˌprē-mak-ˈsil-ə How to pronounce premaxilla (audio) \
plural premaxillae\ -​ē How to pronounce premaxilla (audio) \

Medical Definition of premaxilla

: either member of a pair of bones of the upper jaw of vertebrates situated between and in front of the maxillae that in humans form the median anterior part of the superior maxillary bones but in most other mammals are distinct and bear the incisor teeth and in birds coalesce to form the principal part of the upper mandible

called also incisive bone

More from Merriam-Webster on premaxilla Encyclopedia article about premaxilla


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

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

Love words? Need even more definitions?

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