O2V
Introduction '''O2V''' may refer to:* Vanadium(IV) oxide  (O2V; VO2; O2V(IV); V(IV)O2), a chemical compound composed of vanadium and oxygen* O-type main-sequence star (OV star) of the O2V subtype
See also * OW (disambiguation)* OVV (disambiguation)* OV2 (disambiguation)* OOV (disambiguation)* OV (disambiguation)