amastia

noun
amas·​tia | \ (ˈ)ā-ˈmas-tē-ə How to pronounce amastia (audio) \

Medical Definition of amastia

: the absence or underdevelopment of the mammary glands

Learn More about amastia

Cite this Entry

“Amastia.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/amastia. Accessed 21 Oct. 2020.

Comments on amastia

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

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things 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!