Dictionary.com

proband

[ proh-band ]
/ ˈproʊ bænd /
Save This Word!

noun Genetics.
a patient who is the initial member of a family to come under study.
QUIZ
QUIZ YOURSELF ON "WAS" VS. "WERE"!
Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
Also called propositus.

Origin of proband

1925–30; <Latin probandus, gerundive of probāre to test, probe
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for proband

proband
/ (ˈprəʊbænd) /

noun
another name (esp US) for propositus (def. 2)

Word Origin for proband

C20: from Latin probandus, gerundive of probāre to test
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for proband

proband
[ prōbănd′ ]

n.
An individual or member of a family being studied in a genetic investigation.index case propositus
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK