Origin of lav
Origin of LAV
First recorded in 1980–85
a variable retrovirus that invades and inactivates helper T cells of the immune system and is a cause of AIDS and AIDS-related complex: variants were identified in several laboratories and independently named lymphadenopathy-associated virus (LAV), human T-cell lymphotropic virus type 3 (HTLV-3), and AIDS-related virus (ARV), the name human immunodeficiency virus (HIV) being subsequently proposed by an international taxonomy committee.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for lav
Historical Examples of lav
I obtained in a lot of Italian copper a small quattrino, as it is called, with Lav.The Confessions of a Collector
William Carew Hazlitt
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
colloquial shortening of lavatory, attested from 1913.
Online Etymology Dictionary, © 2010 Douglas Harper