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

proband

play
noun pro·band \ˈprō-ˌband, prō-ˈ\

Definition of proband

  1. :  an individual affected with a disorder who is the first subject in a study (as of a genetic character in a family lineage)



Origin of proband

Latin probandus, gerundive of probare


First Known Use: circa 1929


Medical Dictionary

proband

play
noun pro·band \ˈprō-ˌband\

Medical Definition of proband

  1. :  an individual affected with a disorder who is the first subject in a study (as of a genetic character in a family lineage)—called also propositus




Learn More about proband

  1. Medical Dictionary: Definition of "proband"


Seen and Heard

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

WORD OF THE DAY

tending to dismiss important matters

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

soothe reduce disapprove perplex
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ