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.

true

false

TAKE THE QUIZ TO FIND OUT

Also called propositus.

Origin of proband

1925–30; <Latin probandus, gerundive of probāre to test, probe

Words nearby proband

probable, probable cause, probable error, probably, probacteriophage, proband, probang, probate, probate court, probation, probationary assistant

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

[ prō′bănd′ ]

An individual or member of a family being studied in a genetic investigation.index case propositus