era.noun,.plural.era
an event or date that marks the beginning of a new or important period in the history of something; an epoch; example

eon.noun,.plural.eons.also spelt aeon
an extremely long indefinite period of time; thousands upon thousands of years; example
synonym.period

epigram.noun.plural.epigrams
a short poem with a witty or satirical note; a clever.twist in thought

epistemology.noun.plural.epistemologies
the study of the origin of, nature, methods and limits of knowledge
epistemologically.adverb
epistemological.adjective
epistemologist.noun,.plural.epistemologists

epithet.noun,.plural.epithets
an adjective, noun or phrase expressing some quality considered characteristic of a person or thing; a word or short phrase used to describe someone, especially when praising them or saying something unpleasant about them, such as the word 'great in Catherine the Great or the word 'fascist' in Mussolini the fascist

epitome.noun,.plural.epitomes
the best possible example of something; the embodiment; an ideal or typical example; if you say that an individual or thing is the epitome of something, you are emphasizing that they are the best possible example of a particular.type of individual or thing (Maureen was the epitome of sophistication; she was the epitome of elegance as she walked in truth, living by the principles that made her so fine)
epitomic or epitomical.adjective
epitomize, epitomized, epitomizing, epitomizes.transitive verbs
to make an epitome of; sum up; to be a typical example of (behavior that epitomizes high consciousness)

equanimity.noun
the quality of remaining calm and undisturbed; evenness of mind or temper; relaxed; composure
equanimity implies an evenness of temper or disposition that is not easily disturbed 
synonym.nonchalance
synonym-sangfroid
implies great coolness and presence of mind in dangerous and trying circumstances

equable.adjective
unvarying; steady; free from extremes; not easily disturbed; serene (an equable temper); steady
equability.or.equableness.noun
equably.adverb

equilibrium, equilibriums or equilibria.nouns.plurals
a state of balance (enabling one to stand still and straight and walk without tipping over); equality between opposing forces; (chemistry) the stage in a reversible chemical change at which the products of the forward or direct reaction are consumed by the reverse reaction at the same rate as they are formed; radioactivity is the stage of a radioactive material at which the rate of disintegration and the rate of formation are equal
equilibration.noun,.plural.equilibrations
an equilibrating or being equilibrated
equilibrant.noun,.plural.equilibrants
Physics:.a force or combination of forces that can balance another force or forces

equilateral.adjective
having all sides (lateral) or faces equal (an equilateral triangle)
equilateral.noun,.plural.equilaterals
a side exactly equal to others; a geometric figure having all sides equal
equilaterally.adverb

equation.noun,.plural.equations
proved by balancing; an equating or being equated; making equal; an expression of equality between two quantities, as shown by the = mark; a complex of variable elements or factors ("The world was full of equations and there must be an answer for everything, if only you knew how to set forth the questions." ...Anne Tyler); in mathematics, a statement asserting the equality of two expressions, usually written as a linear-array of symbols that are separated into left and right sides and joined by an equal sign; mathematics is woefully short on true science with its algebraic equations, expressions and principles are based on or use algebra.(1, 2)
equationally.adverb
equational.adjective

equal.adjective
having the same quantity, measure or value as another; identical to in value; having the same privileges, status or rights (equal before the law); being the same for all members of a group (gave every player an equal chance to win); having the requisite qualities, such as strength or ability, for a task or situation; impartial; just; equitable; tranquil; equable; showing or having no variance in proportion, structure or appearance
equal.noun,.plural.equals
one that is equal to another (are men and women equals in physical strength?)
equal, equaled.or.equalled, equaling.or.equalling, equals.transitive verbs
to be equal to, especially in value; to do, make or produce something equal to (equaled the world record in the mile run)
equally.adverb

equilibrate, equilibrated, equilibrating, equilibrates.verbs
intransitive verb use.to be in or bring about equilibrium
transitive verb use.to maintain in or bring into equilibrium
equilibration.noun

equalize, equalized, equalizing, equalizes.verbs
transitive verb use-to make equal (equalized the responsibilities in building the cabin); to make uniform
intransitive verb use-to constitute or induce.equality, equilibrium, or balance
equalization.noun

equality.noun,.plural.equalities
the state or quality of being equal
Mathematics:.a statement, usually an equation, that one thing equals another, such as in algebra, which is limiting as it counts not for things unequal

equate, equated, equating, equates.verbs
transitive verb use.to make equal or equivalent; to reduce to a standard or an average; equalize; to consider, treat or depict as equal or equivalent (equates inexperience with youth)
intransitive verb use.to be or seem to be equal; correspond

equivalent.adjective
to have equal power; equal in quantity, value, force, etc.
equivalently.adverb
equivalent.noun,.plural.equivalents
equivalence.noun,.plural.equivalences
equivalency.noun,.plural.equivalencies
something.analogous to something else; parallel, correlative, correspondent, counterpart, equal, match

eradicate, eradicated, eradicating, eradicates.transitive verbs.
to eradicate something means to get rid of it completely; to pull up by the roots; to do away with as completely as if by pulling up by the roots (programs to eradicate illiteracy) 
eradication,.noun,.plural.eradications
eradicator.noun,.plural.eradicators
eradicable.adjective 
synonym.exterminate

erg.noun,.plural.ergs
the centimeter gram second unit of energy or work equal to the work done by a force of one dyne acting over a distance of one centimeter

ergonomics.proper noun
ergonomist.noun,.plural.ergonomists
the applied science of equipment design, as for the workplace, automobile, etc., intended to maximize productivity by reducing operator fatigue and discomfort; also called biotechnology, human engineering, human factors engineering; design factors, as for the workplace, intended to maximize productivity by minimizing operator fatigue and discomfort (the ergonomics of the new office were felt to be optimal; new cars are designed with ergonomic considerations in mind) 
ergonomic.adjective
ergonomically.adverb

erode, eroded, eroding, erodes.verbs
transitive verb use-to wear something away by or as if by abrasion (waves eroded the shore); to eat into; corrode (the battery's acid eroded the cable); to make or form by wearing away (the river eroded a deep valley); to cause to diminish, deteriorate or disappear as if by eating into or wearing away
erodible.adjective
erodibility.noun,.plural.erodibilities
erosion.noun,.plural.erosions
the process of eroding or the condition of being eroded (erosion of the beach; progressive erosion of confidence in our social systems); the group of natural processes, including weathering, dissolution, abrasion, corrosion, etc., by which material is worn away from the surface of the Earth
erosional.adjective
erosionally.adverb

err, erred, erring, errs.intransitive verbs
to make an error or a mistake; to violate an accepted.standard of conduct; stray

errand.noun,.plural.errands
a short trip taken to perform a specified.task, often for another; the purpose or object of such a trip (your errand was to mail the letter)

errant.adjective
errant is used to describe someone whose actions are considered.unacceptable or wrong by other people, for example, an errant partner is unfaithful to the original.purpose of the relationship); straying from the proper.course or standards; roving; wandering outside the established.limits (errant lambs)
errantly.adverb
errant.noun,.plural.errants

erratic.adjective
having no fixed or regular course; wandering; lacking consistency, regularity or uniformity; deviating from the customary.course in conduct or opinion; eccentric
erratically.adverb
erraticism.noun,.plural.s

embarrass, embarrassed, embarrassing, embarrasses.transitive verbs
to involve in or hamper with financial difficulties; to hinder with obstacles or difficulties; impede; to complicate; to cause to feel self conscious or ill at ease; disconcert.(meeting adults embarrassed the shy.child); to encumber, hamper or place obstacles in front of
embarrassedly, embarrassingly.adverbs
embarrassment.noun,.plural.embarrassments
the act or an instance of embarrassing; the state of being embarrassed; a source or cause of being embarrassed

euphemism.noun,.plural.euphemisms
the act or an example of substituting a mild, indirect or vague term for one considered harsh, blunt or offensive (torture is still torture even if called rendition)
euphemistically.adverb
euphemistic.adjective
euphemist.noun,.plural.euphemists

electricity.noun,.plural.electricities
the physical phenomena arising from the behavior of electrons and protons that is caused by the attraction of particles with opposite charges and the repulsion of particles with the same charge; the physical science of such phenomena; electric current used or regarded as a source of power; intense, contagious.emotional excitement
attributive.often used to modify another noun (electricity bills; electricity equipment); see also piezoelectricity

electric.also.electrical.adjective
of, relating.to.or operated by electricity.(electric current; an electrical appliance); emotionally exciting; thrilling (gave an electric reading of the play); exceptionally.tense (highly charged with emotion; cells function because of their electrical properties)
electric.noun,.plural.electrics
an electrically powered machine or vehicle (vehicles now run on electricity generated from magnets) 
electrically.adverb
electrical circuit.noun,.plural.electrical circuits
an electrical device that provides a circuit, a path, for electrical current to flow

electrocute, electrocuted, electrocuting, electrocutes.transitive verbs
to kill with electricity (a worker who was electrocuted by a high-tension electrical wire)
electrocution.noun,.plural.electrocutions

electric field.noun,.plural.electric fields
a region of space characterized by the existence of a presence of a force.generated by electric charge; electromotive force

electric charge.noun,.plural.electric charges
the quantity of electricity.available for use, denoting an excess or deficiency of electrons.and construed as either.positive.or negative (the battery needed a fresh charge); an electric charge is equal to the charge of an electron or proton; electricity cannot be created or destroyed, all there is, is there already and always has been; one positive charge can combine with one negative charge and the result is a net charge of zero; two objects that have an excess of the same type of charge repel each other, while two objects with an excess of opposite charge attract each other; the unit of charge is the coulomb

enjoy, enjoyed, enjoying, enjoys.verbs
transitive verb use-to receive pleasure or satisfaction from (she got joy from every morning whether or not it was sunny, cloudy or raining because it was life to her); to like; to have the heart gladdened; to be in joy; to live one's life thankfully; to have gratitude that there are things received that one has liked, such as, pleasure and satisfaction; to have the use or benefit of (enjoys good health); enjoy is never followed by a preposition and almost always has an object (did you enjoy it, not, did you enjoy?; I enjoyed myself at Susan's party, not, I enjoyed at Susan's)
intransitive verb use-to have a pleasurable or satisfactory time
enjoyably.adverb
enjoyable.adjective
enjoyer.noun
enjoyment.noun
the act or state of enjoying; pleasure; use or possession of something beneficial or pleasurable; something that gives pleasure (classical music was her chief enjoyment)

estivate, estivated, estivating, estivates.intransitive verbs
to spend the summer, as at a special place; to pass the summer in a dormant or torpid.state
estivation.noun
the act.of spending or passing the summer; in zoology, the state of dormancy or torpor during the summer; in botany, the arrangement of flower parts in the bud