eretmochelys imbricata
- n pugnacious tropical sea turtle with a hawk-like beak; source of food and the best tortoiseshell
erewhon
- n a satirical novel written by Samuel Butler (1872) describing a fictitious land
erg
- n a cgs unit of work or energy; the work done by a force of one dyne acting over a distance of one centimeter
ergodicity
- n an attribute of stochastic systems; generally, a system that tends in probability to a limiting form that is independent of the initial conditions