| Acronym | Definition |
|---|
| HEF➣Higher Education Funding (various locations) |
| HEF➣Hood Exhaust Fan |
| HEF➣High Efficiency |
| HEF➣Human Energy Field |
| HEF➣Home Education Foundation |
| HEF➣Himmerlands Elforsyning (Danish: Himmerlands Electricity Supply; Himmerland, Denmark) |
| HEF➣High-Energy Fuel |
| HEF➣High Elf (Everquest) |
| HEF➣Housing Endowment Fund (Canada) |
| HEF➣High-Efficiency DSN (Deep Space Network) Station |
| HEF➣Hispana Esperanto-Asocio |
| HEF➣High Efficiency Filter |
| HEF➣Hamster Embryo Fibroblast |
| HEF➣Hazardous Equipment or Facilities |
| HEF➣Houston Environmental Foresight |
| HEF➣Heredes Eius Fecerunt (Latin: His/Her Heirs Built, epigraphy) |