Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

hematoporphyrin

play
noun he·ma·to·por·phy·rin \-ˈpȯr-fə-rən\

Definition of hematoporphyrin

  1. :  any of several isomeric porphyrins C34H38O6N4 that are hydrated derivatives of protoporphyrins; especially :  the deep red crystalline pigment obtained by treating hematin or heme with acid



Origin of hematoporphyrin

International Scientific Vocabulary


First Known Use: 1885


Medical Dictionary

hematoporphyrin

noun he·ma·to·por·phy·rin

Medical Definition of hematoporphyrin

  1. :  any of several isomeric porphyrins C34H38O6N4 that are hydrated derivatives of protoporphyrins; especially :  the deep red crystalline pigment obtained by treating hematin or heme with acid



Variants of hematoporphyrin

or chiefly British hae·ma·to·por·phy·rin \ˌhē-mət-ə-ˈpȯr-fə-rən also ˌhem-ət-\play play

Learn More about hematoporphyrin

  1. Medical Dictionary: Definition of "hematoporphyrin"


Seen and Heard

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

WORD OF THE DAY

February 6, 2016

an official order, decree, or edict

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

pince-nez duvet kittly-benders spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ