SINCE 1828
lumbarization
noun
lum·bar·i·za·tion
| \ ˌləm-bə-rə-ˈzā-shən
\
\
Medical Definition of lumbarization
: a condition in which the first segment of the sacrum fails to fuse with the second segment so that it appears to be part of the lumbar vertebrae
Comments on lumbarization
What made you want to look up lumbarization? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Summer 2019 Words of the Day Quiz
-
- Which is a synonym of desideratum?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Summer 2019 Words of the Day Quiz
The Word of the Day takes no vacation.
Take the quiz -
Obscure Shapes
Surprisingly specific words for shapes.
Take the quiz -
Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz -
Syn City
Build a city of skyscrapers—one synonym at a time.
Play the game
Share lumbarization
Resources for lumbarization