Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

accessorius

play
noun ac·ces·so·ri·us \ˌak-sə-ˈsōr-ē-əs, -ˈsȯr-\

Medical Definition of accessorius

plural

accessorii

\-ē-ˌī, -ē-ˌē\play
  1. 1:  a muscle reinforcing the action of another

  2. 2:  accessory nerve




Seen and Heard

What made you want to look up accessorius? Please tell us where you read or heard it (including the quote, if possible).