provirus

[ proh-vahy-ruhs, proh-vahy- ]
/ ˈproʊˌvaɪ rəs, proʊˈvaɪ- /

noun, plural pro·vi·rus·es.

a viral form that is incorporated into the genetic material of a host cell.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

Origin of provirus

1945–50; pro-1 + virus, on the model of prophage
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for provirus

provirus
/ (ˈprəʊˌvaɪrəs) /

noun

the inactive form of a virus in a host cell
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 provirus

provirus
[ prōvī′rəs, prō-vī- ]

n. pl. pro•vi•rus•es

The precursor or latent form of a virus that is capable of being integrated into the genetic material of a host cell and being replicated with it.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.