breakthrough bleeding

noun
break·​through bleeding | \ ˌbrāk-ˌthrü- How to pronounce breakthrough bleeding (audio) \

Medical Definition of breakthrough bleeding

: an abnormal flow of blood from the uterus that occurs between menstrual periods especially due to irregular sloughing of the endometrium in women on contraceptive hormones

Comments on breakthrough bleeding

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

WORD OF THE DAY

to affect and impair by alcohol or a drug

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
True or False

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

TAKE THE QUIZ
SCRABBLE® Sprint

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!