e
- n a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body
- n a radioactive transuranic element produced by bombarding plutonium with neutrons
- n the cardinal compass point that is at 90 degrees
- n the base of the natural system of logarithms; approximately equal to 2.718282...
- n the 5th letter of the Roman alphabet
e-bomb
- n a bomb that explodes in midair and releases a massive burst of electromagnetic energy sufficient to disable computers and telecommunications without killing people or damaging buildings
- n (computer science) a system of world-wide electronic communication in which a computer user can compose a message at one terminal that can be regenerated at the recipient's terminal when the recipient logs in
- v communicate electronically on the computer
she e-mailed me the good news
e-mycin
- n an antibiotic (trade name Erythrocin or E-Mycin or Ethril or Ilosone or Pediamycin) obtained from the actinomycete Streptomyces erythreus; effective against many Gram-positive bacteria and some Gram-negative
e. a. von willebrand
- n Finnish physician who first described vascular hemophilia (1870-1949)
e. b. white
- n United States writer noted for his humorous essays (1899-1985)
e. coli
- n a species of bacterium normally present in intestinal tract of humans and other animals; sometimes pathogenic; can be a threat to food safety
e. e. cummings
- n United States writer noted for his typographically eccentric poetry (1894-1962)
e. h. weber
- n German physiologist who studied sensory responses to stimuli and is considered the father of psychophysics (1795-1878)
e. o. lawrence
- n United States physicist who developed the cyclotron (1901-1958)
e. o. wilson
- n United States entomologist who has generalized from social insects to other animals including humans (born in 1929)
e. t. s. walton
- n Irish physicist who (with Sir John Cockcroft in 1931) first split an atom (1903-1995)
e. w. morley
- n United States chemist and physicist who collaborated with Michelson in the Michelson-Morley experiment (1838-1923)
e.s.p.
- n apparent power to perceive things that are not present to the senses
e layer
- n a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length