Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

hemerythrin

noun hem·er·y·thrin \ hē-ˈmer-ə-thrən \

Definition of hemerythrin

: an iron-containing respiratory pigment in the blood of various chiefly marine invertebrates (such as some brachiopods)

Origin and Etymology of hemerythrin

hem- + erythr- + 1-in

Medical Dictionary

hemerythrin

noun he·me·ryth·rin
variants: or chiefly British haemerythrin play \ˌhē-mə-ˈrith-rən\

medical Definition of hemerythrin

: an iron-containing respiratory pigment in the blood of various invertebrates

Learn More about hemerythrin

  1. Britannica.com: Encyclopedia article about hemerythrin

Seen and Heard

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

show hide

Love words? Need even more definitions?

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

WORD OF THE DAY

gaffer

play

a lighting electrician on a movie set

Get Word of the Day daily email!

TRENDING NOW

  1. sequacious 'intellectually servile'

  2. inadmissible 'not capable of being allowed'

  3. oligarch, pejorative 'a member a government in which a small group exercises control especially for corrupt and selfish purposes'

  4. emolument 'the returns arising from office or employment usually in the form of compensation or perquisites'

  5. troll 'to harass, criticize, or antagonize especially by disparaging or mocking public statements'

SEE ALL

BROWSE DICTIONARY

hemerythrin

Test Your Vocabulary

The Eponym Quiz

  • rubens-painting
  • Which is the best synonym of bowdlerize?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Add Diction

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!

Words at Play

Ask the Editors

Word Games