spontaneous abortion

noun

Medical Definition of spontaneous abortion

: naturally occurring expulsion of a nonviable fetus

Learn More About spontaneous abortion

Dictionary Entries Near spontaneous abortion

spontaneous

spontaneous abortion

spontaneous generation

See More Nearby Entries 

Cite this Entry

“Spontaneous abortion.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spontaneous%20abortion. Accessed 16 Jan. 2022.

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

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
True or False

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

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!