Editing AV (section)

==Science and technology==
===Anatomy and medicine===
* [[Aerobic vaginitis]], vaginal infection associated with overgrowth of aerobic bacteria
* [[Arteriovenous (disambiguation)]]
* [[Atrioventricular (disambiguation)]]

===Electronics and computing===
* [[Access violation]], a computer software error
* [[Age verification]], system for checking a user's age
* [[Antivirus software]], used to prevent, detect and remove malicious software
* [[Audio and video connector]], a cable between two devices
* [[Video#Analog video|Analog video]]
* [[AV Linux]], a Linux-based operating system

===Fluid dynamics===
* [[Annular velocity]], speed of the drilling fluid's movement in a column called an annulus in oil wells
* [[Apparent viscosity]], shear stress divided by shear rate

===Vehicles===
* [[AV (cyclecar)]], a British cyclecar manufactured between 1919 and 1924
* [[Bavarian A V]], an 1853 steam locomotive model
* A US Navy hull classification symbol: [[List of auxiliaries of the United States Navy#Seaplane tenders (AV)|Seaplane tender (AV)]]
* [[Autonomous vehicles]]

===Other uses in science and technology===
* [[A-type main-sequence star]], in astronomy, abbreviated A V
* [[Aperture value mode]], setting on photo cameras that allows to choose a specific aperture value