| Enéadas | Enneads |
| enérgicamente | energetically |
| enérgico | energetic |
| enésima | umpteenth |
| Enócoe | Oenochoe |
| enólogo | enologist |
| Enûma Elish | Enûma Eliš |
| Eobasileus | Eobasileus |
| eoceno | Eocene |
| Eoin Colfer | Eoin Colfer |
| EOKA | EOKA |
| eolio | aeolian |
| Eolo | Aeolus |
| EON Productions | EON Productions |
| Eonia | Eonia |
| Eorl | Eorl the Young |
| Eos | Eos |
| Eos cyanogenia | Black-winged Lory |
| Eosinófilo | Eosinophil granulocyte |
| Eotyrannus | Eotyrannus |
| Epachthosaurus | Epachthosaurus |
| Epalinges | Epalinges |
| Epameinontas Deligeorgis | Epameinontas Deligeorgis |
| Epaminondas | Epaminondas |
| epazote | epazote |
| Epcot | Epcot |
| Ependes | Ependes |
| Epeo | Epeius |
| eperlán | European smelt |
| Epesses | Epesses |
| Ephedra distachya | Ephedra distachya |
| Ephemeroptera | Mayfly |
| Ephippiorhynchus | Ephippiorhynchus |
| Ephippiorhynchus asiaticus | Black-necked Stork |
| Ephippiorhynchus senegalensis | Saddle-billed Stork |
| Ephraim Chambers | Ephraim Chambers |
| Epi | Epi |
| Epi y Blas | Bert and Ernie |
| Epibolia | Epiboly |
| EPIC | Explicitly parallel instruction computing |
| Epic metal | Epic metal |
| Epic Movie | Epic Movie |
| epicaricacia | epicaricacy |
| epicaricacía | epicaricacy |
| Epicarmo | Epicharmus of Kos |
| epicarpio | exocarp |
| epicentro | epicenter |
| epiciclo | epicycle |
| epicicloide | epicycloid |
| Epicrates cenchria | Rainbow boa |
| Epicteto | Epictetus |
| epicureísmo | Epicureanism |
| Epicuro | Epicurus |
| Epicuro de Samos | Epicurus |
| epicúreo | epicurean |
| Epidauro | Epidaurus |
| epidemia | epidemic |
| epidemias | epidemic |
| epidemiología | epidemiology |
| epidemiológico | epidemiologic |
| epidemiólogo | epidemiologist |
| Epidendrum | Epidendrum |
| epidermis | epidermis |
| epidota | epidote |
| epidémico | epidemic |
| epidérmico | cutaneous |
| epidídimo | epididymis |
| Epifanio de Salamis | Epiphanius of Salamis |
| Epifanía | Epiphany |
| epifita | epiphyte |
| epigenética | epigenetics |
| epiglotis | epiglottis |
