reagin

noun re·agin \ rē-ˈā-jən , -gən \

Definition of reagin

1 : a substance in the blood of persons with syphilis responsible for positive serological reactions for syphilis
2 : an antibody (such as IgE in humans) that mediates hypersensitive allergic reactions of rapid onset

reaginic

play \ˌrē-ə-ˈji-nik, -ˈgi-\ adjective

Origin and Etymology of reagin

International Scientific Vocabulary, from reagent


Medical Dictionary

reagin

noun re·agin \ rē-ˈā-jən , -gən \

medical Definition of reagin

1 : a substance that is in the blood of individuals with syphilis and is responsible for positive serological reactions for syphilis
2 : an antibody (as IgE in humans) that mediates hypersensitive allergic reactions of rapid onset

reaginic

play \ˌrē-ə-ˈjin-ik, -ˈgin-\ adjective

Learn More about reagin


Seen and Heard

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

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

a man who seduces many women

Get Word of the Day daily email!

Test Your Vocabulary

Star Wars Words Quiz

  • cu-jedi-training
  • The bounty portion of bounty hunters (such as Boba Fett) comes from a Latin word meaning
Spell It

Can you spell these 10 commonly misspelled words?

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!