Oxo

Oxo or OXO may refer to:

Astronomy

 * Oxo (crater), an impact crater located in dwarf planet Ceres

Business

 * Oxo (food), a brand of food products in the UK, South Africa and Canada
 * Oxo Tower, a London landmark formerly owned by the makers of Oxo food products
 * OXO (kitchen utensils brand), a US-based manufacturer of ergonomic handheld kitchen utensils

Chemistry

 * Oxo ligand, a divalent ligand
 * oxo-, a prefix in the formal IUPAC nomenclature for the functional group '=O' (a substituent oxygen atom connected to another atom by a double bond)
 * Hydroformylation, an industrial process for the production of aldehydes from alkenes
 * Oxo Biodegradable, degradation resulting from oxidative and cell-mediated phenomena, either simultaneously or successively
 * Oxo alcohol, alcohols that are prepared by adding carbon monoxide (CO) and hydrogen

Computing

 * OXO (video game), the first digital graphical computer game, a version of tic-tac-toe from 1952

Music

 * OXO (band), an 80s New Wave pop band
 * "OXO", a 2015, number one US dance song, by Olivia Somerlyn

Sports

 * Oxo (horse), a racehorse, winner of the 1959 Grand National

Other uses

 * Tic-tac-toe (OXO, and various other synonyms) a pen-and-pencil game