e2
+ an antioxidant, vitamin E
+ 1922, Evans, Bishop, and vitamin E
+ bald eagle
+ spread eagle
+ to lend an ear
+ to play by ear
- to cut off his ear
+ inner ear
+ middle ear
+ outer ear
+ left ear and right ear
- the telephone and the ear
+ used to getting up early
+ in earnest
- pretax earnings
- to strain my ears
+ to prick up my ears
+ on earth
+ rare earth
- the ends of the earth
+ fell to earth
- the death toll in the earthquake
- victims of the earthquake
+ dissected an earthworm
+ at ease
- ill at ease
+ did it with ease
+ won with ease
+ Far East
+ Middle East
+ Near East
+ the East
+ to take it easy
+ to rest easy
- the ideation of a compulsive eater; to eat, eat, eat
- the ideation of a problem eater; do not eat, do not eat, do not eat
+ fire eater
- picky eater
+ electrocardiograph, ECG
+ 1903, Einthoven and the ECG
- lunar eclipse
- a partial eclipse
- solar eclipse
- a total eclipse
+ home economics
+ preached economy
+ the private sector of the economy
+ electroconvulsive therapy, ECT
+ 1938, Cerletti and ECT
+ Garden of Eden
- lost its edge
- on a knife edge
+ limited edition
+ a pocket edition
+ a financial editor
+ Eastern daylight time, EDT
+ a general education
- a gap in my education
+ physical education
+ primary education
+ secondary education
+ sex education
+ technical education
+ electroencephalogram, EEG
+ a collective electrical activity of numerous underlying neurons, EEG
+ 1924, H. Berger and the EEG
+ electric eel
- domino effect
+ in effect
+ came into effect
- gradually losing recharging power in a nickel-cadmium battery, memory effect
+ the emission of electrons when photons hit a metal, photoelectric effect
+ 1905, Einstein and the photoelectric effect
+ a psychological effect of a nonproven treatment, placebo effect
+ 1955, Beecher and the placebo effect
+ ripple effect
- side effect
+ cost effective
+ no ill effects
+ sound effects
+ special effects
+ redoubled their efforts
+ chicken and egg
+ brown egg
+ Easter egg
+ Mesopotamia and Easter eggs
+ hard-boiled egg
+ nest egg
- soft-boiled egg
+ white egg
+ an order of ham and eggs
+ golden eggs
+ to beat the eggs
+ a balance between id and super-ego, ego
+ Lower Egypt
+ Upper Egypt
- tennis elbow
+ the elderly
+ to respect my elders
+ to contest an election
+ to contest a seat in an election
+ on the eve of an election
+/- static electricity
+ ECG, electrocardiograph
+ EEG, electroencephalogram
+ electrolysis
+ electromagnet
+ 1824 Sturgeon and the electromagnet
+ electron
+ 1897, Thomson and the electron
+ electroplating
+ 1805, Brugnatelli and electroplating
+ trace element
+ 118 chemical elements
+ 24 artificial chemical elements
+ 94 natural chemical elements
+ a large land animal, elephant
- white elephant
+ elevator
+ car and elevator
+ 1861, Otis and the elevator
+ eel and elver
+ an electronic mail, email
+ 1973, ARPANET and email
- air embolism
+ in embryo
- an emergency
- in a state of emergency
+ professor of emeritus
+ thinking of emigrating
+ a surgeon of great eminence
+ employer and employees
+ a casual encounter
- dead end
- to stand on end
- tail end
+ the end
+ the beginning and the end
- at the very end
+/- without end
+ end-product
- odds and ends
+ to sell my weapons to my friends and enemies
- to have many enemies
- public enemy
+ peaceful uses of atomic energy
+ nuclear energy
+ potential energy
+ radiant energy
+ solar energy
+ diesel engine
+ 1892, Diesel and the diesel engine
+ fire engine
+ internal-combustion engine
+ 1885, Daimler and the internal-combustion engine
+ jet engine
+ 1937, Whittle and the jet engine
+ petrol engine
+ 1885, Benz and the gas engine
+ rotary engine
+ 1959, Wankel and the rotary engine
+ a common configuration for an internal combustion engine, V engine
+ 1889, Maybach and the V engine
+ V8 engine
+ 1903, Levavasseur and the V8 engine
+ civil engineer
+ a consulting engineer
+ electrical engineer
+ mechanical engineer
+ civil engineering
+ electrical engineering
+ mechanical engineering
+ the language of commerce, English
+ a phonetic language, English
+ the universal language, English
+ the language of the law, English
- broken English
- a simplified form of English, pidgin English
+ to speak English
+ standard English
+ to talk English
+ the English
+ reason and individualism, the Enlightenment
+ 1700s, Europe and the Enlightenment
+/- to have had enough
- not half enough
- not nearly enough
+ sure enough
+ ear, nose, and throat; ENT
+ blue for ENT
+ do not enter
+ free enterprise
+ private enterprise
+ unparalleled enthusiasm
+ a sports enthusiast
+ in its entirety
+ port of entry
- in a harsh environment
- green with envy
+ a biological catalyst, enzyme
+ 1878, Kuhne and enzymes
+ a social skills assessment, EQ
+ emotional quotient, EQ
+ 1995, Goleman and EQ
- to have no equal
+ to share equally
+ September 22nd, autumnal equinox
+ March 21st, vernal equinox
+ E=mc²; E=Energy, m=mass, and c=the speed of light; the law of mass-energy equivalence
+ 1905, Einstein and the law of mass-energy equivalence
+ eraser
+ 1770, Nairne and eraser
- fool's errand
+ trial and error
- capital error
- a clerical error
+ to rectify the error
+ to guard against errors
+ escalator
+ elevator and escalator
+ the down escalator
+ 1892, Reno and the escalator
+ the up escalator
+ fire escape
+ a narrow escape
+ congratulating ourselves on our escape
+ the essentials
+ Eastern Standard Time, EST
+ real estate
+ a conservative estimate
+ a rough estimate
+ et cetera; etc.
+ medical ethics
+ work ethics
- tax evasion
+ Adam and Eve
+ December 24, Christmas Eve
+ daughters of Eve
+ to break even
+ good evening
- the cool of evening
+ in the evening
- lady of the evening
+ to spread the paint evenly
+ in any event
+ at all events
+ current events
+ forthcoming events
+ a chain of events
+ in the ordinary course of events
+ a train of events
+ track events
+ upcoming events
+ ever and ever
+ the highest point on earth, Mount Everest
+ Nepal, Tibet, China, and Mount Everest
+ to have conquered Mount Everest
+ to hold everything
+ hunted for it everywhere
+ ample evidence
+ concrete evidence
+ found confirmatory evidence
+ to destroy evidence
+ documentary evidence
- insubstantial evidence
+ dismissed for lack of evidence
- not a shred of evidence
+ oral evidence
+ to produce evidence
+ to trace evidence
+ the root of all evil
+ good and evil
+ the lesser evil
+ to hear no evil, to see no evil, to speak no evil
+ the gradual development process by natural selection, evolution
+ Creation and Evolution
+ 1859, Darwin and Evolution
+ ram(sheep) and ewe
+ medical examination
+ medical examiner
+ to set an example
- a farfetched example
+ for example
+ foreign exchange
+ a stock exchange
+ really excited
+ no small excitement
- concocted an excuse
+ invented an excuse
- no excuse
+ military exercises
+ a course of exercises
+ the struggle for existence
+ fire exit
+ life expectancy
- contrary to expectation
+ to come up to my expectations
- to entail great expense
- to involve much expense
- to involve us much expense
+ regardless of expense
- never mind the expense
+ pared down their expenses
+ to have practical experience
- representing himself as an expert
- posed as an expert
- a so-called expert
+ inspiration and expiration
+ a feasible explanation
- population explosion
+ high explosive
+ putty explosive, plastic explosive
+ 1875, Nobel and plastic explosives
+ to encourage exports
+ double exposure
- indecent exposure
- died of exposure
+ time exposure
+ fire extinguisher
+ 1818, Manby and the fire extinguisher
- in the extreme
- to go to extremes
- an eye for an eye
+ in the twinkling of an eye
+ hook and eye
- black eye
- gave him a black eye
+ eagle eye
+ electric eye
- the evil eye
+ glass eye
+ to try to catch his eye
- to gouge out his eye
+ naked eye
+ left eye and right eye
- flirting eye, roving eye
- the camera and the eye
- to hit you in the eye
- to raise his eyebrows
+ eyeglasses
+ 1284, D'Armate and eyeglasses
+ blue eyes
- downcast eyes
+ to lift my eyes
- to lower my eyes
+ sharp eyes
- weak eyes
+ staring in wide eyes
+ within eyesight
+ a defense, eyespot
+ moth and eyespots