MCF 2 topics · 2 sources ScienceEnergyAn abbreviation for one thousand cubic feet of natural gas with a heat content of 1,000,000 Btus, or 10 therms.US DOE Office of Energy Efficiency & Renewable Energy — Glossary of Energy-Related Terms retrieved 2014-05-26 Cite Science› EnergyEnergy Market1,000 cubic feet (of gas).FERC — Guide to Market Oversight Glossary retrieved 2014-06-26 Cite