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

sternum

play
noun ster·num \ˈstər-nəm\

Definition of sternum

plural sternums or ster·na play \-nə\

  1. :  a compound ventral bone or cartilage of most vertebrates other than fishes that connects the ribs or the shoulder girdle or both and in humans consists of the manubrium, gladiolus, and xiphoid process —called also breastbone



Origin of sternum

New Latin, from Greek sternon chest, breastbone; akin to Old High German stirna forehead, Latin sternere to spread out — more at strew


First Known Use: 1667


STERNUM Defined for Kids

sternum

play
noun ster·num \ˈstər-nəm\

Definition of sternum

plural ster·nums or ster·na \-nə\




Medical Dictionary

sternum

play
noun ster·num \ˈstər-nəm\

Medical Definition of sternum

plural ster·nums or ster·na \-nə\play

  1. :  a compound ventral bone or cartilage that lies in the median central part of the body of most vertebrates above fishes and that in humans is about seven inches (18 centimeters) long, consists in the adult of three parts, and connects with the clavicles and the cartilages of the upper seven pairs of ribs—called also breastbone




Learn More about sternum


Seen and Heard

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

WORD OF THE DAY

February 6, 2016

an official order, decree, or edict

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

duvet pince-nez kittly-benders spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ