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

mastectomy

play
noun mas·tec·to·my \ma-ˈstek-tə-mē\

Definition of mastectomy

plural mas·tec·to·mies

  1. :  surgical removal of all or part of the breast and sometimes associated lymph nodes and muscles



Origin of mastectomy

Greek mastos breast + English -ectomy


First Known Use: circa 1923

Rhymes with mastectomy


Medical Dictionary

mastectomy

play
noun mas·tec·to·my \ma-ˈstek-tə-mē\

Medical Definition of mastectomy

plural mas·tec·to·mies

  1. :  surgical removal of all or part of the breast and sometimes associated lymph nodes and muscles—see modified radical mastectomy, partial mastectomy, radical mastectomy, simple mastectomy




Learn More about mastectomy


Seen and Heard

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

WORD OF THE DAY

February 7, 2016

a slight offense

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?

pince-nez kittly-benders duvet 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