| Acronym | Definition |
|---|
| LCO➣Lac Courte Oreilles (Wisconsin Native American Tribe) |
| LCO➣Lithuanian Chamber Orchestra (est. 1960) |
| LCO➣Liquid Carry Over (well site management) |
| LCO➣Lodge and Convention (Lac Courte Oreilles Indian tribe; Hawyard, WI) |
| LCO➣Local Connection Options |
| LCO➣Learning Content Object |
| LCO➣Load Control Object |
| LCO➣Las Campanas Observatory (Chile) |
| LCO➣Legislative Competence Order (Wales, UK) |
| LCO➣Light Cycle Oil |
| LCO➣Local Census Office |
| LCO➣Levine Communications Office (PR firm; Los Angeles, CA, USA) |
| LCO➣Limit Cycle Oscillation |
| LCO➣Life Cycle Objectives (software development) |
| LCO➣Lipo-Chitooligosaccharide |
| LCO➣Local Cable Operator |
| LCO➣Langues et Cultures d'Origine (French: Languages and Cultures of Origin) |
| LCO➣London Contemporary Orchestra (UK) |
| LCO➣Lithium Cobalt Oxide (batteries) |
| LCO➣Late Check Out (lodging) |
| LCO➣Lara Croft Online (gaming site) |
| LCO➣Limiting Condition of Operation |
| LCO➣Lloyds Claims Office (insurance; Lloyds of London; London, UK) |
| LCO➣Lighterage Control Officer |
| LCO➣Local Compliance Officer |
| LCO➣Lifeline Connectivity Obligation (International Telecommunications Satellites Organization) |
| LCO➣Low Cost of Ownership |
| LCO➣Loopback Command Off |
| LCO➣Land Conservation Officer |
| LCO➣Land Combat Operations |
| LCO➣Launching Control Officer |
| LCO➣Labour Conciliation Officer |
| LCO➣Launch Control Office(r) |
| LCO➣Leyssens & Co |
| LCO➣Local Control Organization |
| LCO➣Lawn Care Operation/Operator |
| LCO➣Layered Cobalt Oxide |
| LCO➣Liquid Crystal Oscillator |
| LCO➣Late Cornish (linguistics) |
| LCO➣Literal Change Operator |