lightening

noun
light·​en·​ing | \ ˈlīt-ᵊn-iŋ, ˈlīt-niŋ How to pronounce lightening (audio) \

Medical Definition of lightening

: a sense of decreased weight and abdominal tension felt by a pregnant woman on descent of the fetus into the pelvic cavity prior to labor

Learn More about lightening

Cite this Entry

“Lightening.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/lightening. Accessed 29 Nov. 2020.

Keep scrolling for more

Comments on lightening

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

WORD OF THE DAY

Test Your Vocabulary

A Thanksgiving Word Quiz

  • a traditional thanksgiving dinner
  • November comes from a word for which of the following numbers?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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!