Definition of haptoglobin
: any of several forms of an alpha globulin found in blood serum that can combine with free hemoglobin in the plasma and thereby prevent the loss of iron into the urine
Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
Name that Thing: Flower Edition
-
- Name that flower

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
Anagram puzzles meet word search.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Name that Thing: Flower Edition
Can you correctly identify these flowers?
Take the quiz -
The Exceptions Quiz III
Which of these things doesn't belong?
Take the quiz -
How Strong Is Your Vocabulary?
Test your vocabulary with our 10-question quiz!
Take the quiz -
SCRABBLE® Sprint
SCRABBLE® fans, sharpen your skills!
Play the game
Share haptoglobin
Time Traveler for haptoglobin
The first known use of haptoglobin was in 1941
See more words from the same year