erythroblast

noun

eryth·​ro·​blast i-ˈrith-rə-ˌblast How to pronounce erythroblast (audio)
: a polychromatic nucleated cell of red bone marrow that synthesizes hemoglobin and that is an intermediate in the initial stage of red blood cell formation
broadly : a cell ancestral to red blood cells
erythroblastic
i-ˌrith-rə-ˈbla-stik How to pronounce erythroblast (audio)
adjective

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1890, in the meaning defined above

Time Traveler
The first known use of erythroblast was circa 1890

Dictionary Entries Near erythroblast

erythrite

erythroblast

erythroblastosis

See More Nearby Entries 

Cite this Entry

“Erythroblast.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erythroblast. Accessed 30 Nov. 2024.

Copy Citation

Share

Medical Definition

erythroblast

noun
eryth·​ro·​blast i-ˈrith-rə-ˌblast How to pronounce erythroblast (audio)
: a polychromatic nucleated cell of red marrow that synthesizes hemoglobin and that is an intermediate in the initial stage of red blood cell formation
broadly : a cell ancestral to red blood cells compare normoblast
erythroblastic
-ˌrith-rə-ˈblas-tik How to pronounce erythroblast (audio)
adjective

More from Merriam-Webster on erythroblast

Britannica.com: Encyclopedia article about erythroblast

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See All

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

Plural and Possessive Names: A Guide

The Difference Between 'i.e.' and 'e.g.'

Why is '-ed' sometimes pronounced at the end of a word?

What's the difference between 'fascism' and 'socialism'?
See All

Popular in Wordplay

See All

Terroir, Oenophile, & Magnum: Ten Words About Wine

8 Words for Lesser-Known Musical Instruments

10 Words from Taylor Swift Songs (Merriam's Version)

9 Superb Owl Words

15 Words That Used to Mean Something Different
See All

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
sweet smart pug puppy dog sitting in front of blackboard with chalk question marks
Commonly Confused Words Quiz Vol. 3 Do you have a (flare/flair) for choosing the righ...