esprit de corps (Fr.). The animating spirit of a collective body, as a regiment.
et cetera (L.). And the rest.
et tu, Brute! (L.). And thou also, Brutus!
eureka (Gr.). I have found it.
exceptio probat regulam (L.). The exception proves (or tests) the rule.
exceptis excipiendis (L). The due exceptions being made.
exempli gratiâ (L.). By way of example.
ex pede Herculem (L.). From the foot we recognize him as a Hercules; we judge of the whole from the specimen.
experientia docet stultos (L.). Experience instructs fools.
extra muros (L.). Beyond the walls.