CAV and Cav may refer to:
* Cav., in botany, a designator for plants named by Antonio José Cavanilles
* '' Cavaliere'' or Cav., an Italian order of knighthood
* '' Cavalleria rusticana'', an opera often played as a double bill with ''Pagliacci'', and then referred to as the Cav/Pag
* CAV Murcia 2005, or ''Club Atlético Voleibol'', a Spanish volleyball club
* CAV Thakral Home Entertainment Co, Ltd., a Chinese DVD and CD distributor
*
Cardiac allograft vasculopathy
Cardiac allograft vasculopathy (CAV) is a progressive type of coronary artery disease in people who have had a heart transplant. As the donor heart has lost its nerve supply there is typically no chest pain, and CAV is usually detected on routine ...
, a complication of heart transplantation
* Cazombo Airport (IATA code), in Cazombo, Angola
*
Chicken anaemia virus
''Chicken anemia virus'', or CAV, is currently a member of the '' Anelloviridae'' family which is found worldwide. The virus only affects chickens. CAV is a non-enveloped icosahedral single stranded DNA virus, which causes bone marrow atrophy, ...
, a virus that affects poultry
*
Clarion Municipal Airport
Clarion Municipal Airport is a city-owned public-use airport located one nautical mile (1.85 km) northwest of the central business district of Clarion, a city in Wright County, Iowa, United States. This airport is included in the FAA's ...
County Cavan
County Cavan ( ; gle, Contae an Chabháin) is a Counties of Ireland, county in Republic of Ireland, Ireland. It is in the Provinces of Ireland, province of Ulster and is part of the Border Region. It is named after the town of Cavan and is base ...
, Ireland, Chapman code
* '' Curia advisari vult'' or c.a.v., a Latin legal term meaning "the court wishes to be advised"
* Lucas CAV, former automotive electrical manufacturer based in Britain
* Mark Cavendish, British cyclist
* X-41 Common Aero Vehicle, a classified U.S. military space plane
CAV3 (disambiguation) CAV3 may refer to:
* CAV3 (gene)
* 100 Mile House Airport
One Hundred Mile House Airport is a registered aerodrome located adjacent to One Hundred Mile House, British Columbia
British Columbia (commonly abbreviated as BC) is the westernmos ...