Alphabetical word directory
English words starting with E
Showing words 1,201–1,320 of 2,231. Choose a word to read its meaning, etymology and origin.
ephedra
na genus of low, leafless shrubs of the joint‑fir family, native to arid regions.
ephedrine
na crystalline alkaloid drug obtained from ephedra plants, used to relieve asthma and hay fever.
ephemera
nThings that exist or are used or enjoyed for only a short time, especially printed items not intended to be kept permanently.
ephemeral
adjlasting for a very short time.
ephemerality
nThe quality or state of lasting for a very short time; transience.
ephemeris
na table or data file giving the calculated positions of a celestial object at regular intervals throughout a period.
epic
na long poem, typically one derived from ancient oral tradition, narrating the deeds and adventures of heroic or legendary figures or the history of a nation.
epicenter
nthe point on the earth's surface directly above the focus of an earthquake.
epicure
na person who takes particular pleasure in fine food and drink.
epicurean
adjdevoted to the pursuit of sensual pleasure, especially that derived from fine food and drink.
epicycle
na small circle whose center moves around the circumference of a larger one, used in ptolemaic astronomy to explain observed planetary motions.
epideictic
adjof or relating to a speech or writing that is intended to display rhetorical skill or to praise or blame, rather than to persuade through argument.
epidemic
nA widespread occurrence of an infectious disease in a community at a particular time.
epidemiologic
adjRelating to the branch of medicine that deals with the incidence, distribution, and control of diseases.
epidemiological
adjRelating to the branch of medicine which deals with the incidence, distribution, and control of diseases.
epidemiologically
advIn a manner relating to epidemiology, the study of the distribution and determinants of health-related states or events in specified populations.
epidemiologist
na scientist who studies the patterns, causes, and effects of health and disease conditions in defined populations.
epidemiology
nThe scientific study of the spread and control of diseases in populations.
epidermal
adjrelating to or denoting the outer layer of cells covering an organism, especially the skin.
epidermis
nthe thin outer layer of the skin of a vertebrate animal.
epidermoid
adjResembling or having the characteristics of epidermis (the outer layer of skin).
epidural
adjRelating to or situated on or over the dura mater (the outermost membrane surrounding the brain and spinal cord).
epigastric
adjrelating to the upper middle region of the abdomen, lying over the stomach.
epigenetic
adjrelating to or arising from non-genetic influences on gene expression.
epiglottis
nthe thin, flexible flap of cartilage at the back of the tongue that covers the windpipe during swallowing to prevent food or liquid from entering the airway.
epigone
nA less distinguished follower or imitator of someone, especially an artist, philosopher, or writer.
epigram
na short, clever, and often amusing saying or poem.
epigrammatic
adjexpressed in a short, clever, and amusing way
epigraph
nAn inscription on a building, statue, or coin.
epigraphic
adjRelating to or consisting of epigraphs (inscriptions, especially ancient ones).
epigraphy
nthe study of ancient inscriptions.
epilepsy
na medical condition of the brain that causes a person to become unconscious for short periods or to move in a violent and uncontrolled way.
epileptic
adjrelating to or suffering from epilepsy.
epilogue
na section or speech at the end of a book or play that serves as a comment on or a conclusion to what has happened.
epinephrine
na hormone secreted by the adrenal glands, especially in conditions of stress, increasing rates of blood circulation, breathing, and carbohydrate metabolism and preparing muscles for exertion.
epiphanic
adjRelating to or having the character of a sudden, intuitive realization or comprehension.
epiphany
na moment of sudden and great revelation or realization.
epiphenomenal
adjBeing of secondary importance to or a byproduct of a primary phenomenon.
epiphenomenon
na secondary effect or byproduct that occurs alongside a primary phenomenon but has no causal influence on it.
epiphyte
na plant that grows on another plant for physical support but does not obtain nutrients from it.
epiphytic
adj(of a plant) growing on another plant for physical support but not obtaining nutrients from it.
episcopacy
nthe government of a church by bishops; the episcopal system.
Episcopal
adjOf or relating to a bishop or bishops.
episcopalian
adjrelating to or denoting a christian church or denomination governed by bishops, especially the protestant episcopal church in the us.
episcopate
nThe office, rank, or term of office of a bishop.
episiotomy
na surgical cut made at the opening of the vagina during childbirth to aid a difficult delivery and prevent tearing.
episode
nan event or a group of events occurring as part of a larger sequence; an incident or period considered in isolation.
episodic
adjconsisting of a series of separate and loosely connected parts or events
episodically
advin a way that happens occasionally and not at regular intervals
epistaxis
nbleeding from the nose.
episteme
na system of understanding or a body of ideas which gives a theoretical foundation for knowledge in a particular field, especially one regarded as distinct from everyday belief or opinion.
epistemic
adjRelating to knowledge or the degree of its validation.
epistemically
advin a way that relates to knowledge or the theory of knowledge (epistemology).
epistemological
adjRelating to the theory of knowledge, especially its methods, validity, and scope.
epistemologist
nA person who studies or is an expert in epistemology, the branch of philosophy concerned with the theory of knowledge.
epistemology
nThe branch of philosophy that studies the nature, origin, and limits of human knowledge.
epistle
nA formal or elegant letter, especially one that gives advice or instruction.
epistolary
adjrelating to, contained in, or carried on by letters
epitaph
nwords written in memory of a person who has died, especially on a tombstone.
epitaxy
na method of growing a thin layer of a crystal on a crystal substrate so that the layer mimics the structure of the substrate.
epithelial
adjRelating to or consisting of epithelium, a thin layer of tissue forming the outer layer of a body's surface and lining internal cavities and passages.
epithelium
na membranous cellular tissue that covers a free surface or lines a tube or cavity of an animal body and serves especially to enclose and protect the other parts of the body, to produce secretions and excretions, and to function in assimilation.
epithet
na descriptive word or phrase added to or substituted for a person's name, often to highlight a characteristic or quality.
epitome
na perfect example of a particular quality or type.
epitomize
vto be a perfect example of a particular quality or type
epitope
nthe specific part of an antigen molecule to which an antibody attaches itself.
epizootic
adj(of a disease) temporarily prevalent and widespread in an animal population.
epoch
nA particular period of time in history or a person's life, typically one marked by notable events or particular characteristics.
epoch-making
adjImportant or significant enough to mark the beginning of a new period in history.
epochal
adjRelating to or marking a significant period of time or a major change in history.
eponym
nA person after whom a discovery, invention, place, etc., is named or thought to be named.
eponymous
adj(of a person) giving their name to something.
epoxy
na type of strong glue, paint, or other substance that is made by mixing two liquids which form a hard, permanent material when they react together.
epsilon
nThe fifth letter of the Greek alphabet (Ε, ε)
equable
adjnot easily disturbed or angered; calm and even-tempered.
equably
advIn a calm and even-tempered way; without being easily disturbed or upset.
equal
adjBeing the same in quantity, size, degree, or value.
equal-opportunity
adjrelating to or characterized by a policy of not discriminating against people on the grounds of race, sex, religion, age, or disability, especially in employment or education.
equal-protection
noun phraseThe principle, especially in constitutional law, that all persons and groups are entitled to the same legal safeguards and treatment.
equal-sized
adjHaving the same size or dimensions.
equality
nThe state of being equal, especially in status, rights, or opportunities.
equalization
nthe process of making things equal or the same in size, amount, value, or status.
equalize
vTo make things or people equal in status, amount, or opportunity.
equalizer
na device or system that makes things equal, especially one that balances or compensates for differences.
equalizing
adjMaking things equal or uniform.
equally
advto the same degree or amount
equanimity
ncalmness and composure, especially in a difficult situation.
equate
vto consider one thing as being the same as or equal to another thing
equation
nA statement that two mathematical expressions are equal, shown by the sign =.
equator
nAn imaginary line around the middle of the Earth, at an equal distance from the North and South Poles.
equatorial
adjrelating to or near the equator.
equerry
nan officer of the British royal household who acts as an attendant to a member of the royal family.
equestrian
adjrelating to horse riding
equidistant
adjat equal distances.
equilateral
adjhaving all sides equal in length.
equilibrate
vto bring into or keep in a state of balance or equilibrium.
equilibrium
na state in which opposing forces or influences are balanced.
equine
adjRelating to or affecting horses or other members of the horse family.
equinox
nEither of the two times in the year (around March 20 and September 22) when the sun crosses the celestial equator, making day and night of approximately equal length everywhere on earth.
equip
vTo provide a person or place with the items needed for a particular purpose or activity.
equipment
nthe set of necessary tools, clothing, or machinery for a particular purpose.
equipoise
na state of balance or equilibrium between opposing forces or influences.
equitable
adjFair and impartial; treating everyone equally and reasonably.
equitably
advin a fair and impartial manner
equity
nthe value of a company’s shares, or a person’s share in a company
equivalence
nThe state of being equal or equivalent in value, function, or meaning.
equivalency
nThe state or condition of being equivalent; equality in value, force, meaning, etc.
equivalent
adjEqual in value, amount, meaning, or importance.
equivalently
advIn a way that has the same value, purpose, or meaning as something else.
equivocal
adj(of words or statements) not clear and seeming to have two possible meanings, often done deliberately to hide the truth
equivocate
vTo use ambiguous or unclear language, especially to avoid committing to a position or to deceive.
equivocation
nThe use of ambiguous language to conceal the truth or to avoid committing oneself to a definite statement.
era
nA long and distinct period of history with a particular feature or characteristic.
eradicate
vto destroy or get rid of something completely, especially something bad
eradication
nThe complete destruction or removal of something, especially something undesirable like a disease, a problem, or a population.
erasable
adjable to be removed or rubbed out, especially something written or drawn
erase
vTo remove writing, a mark, or recorded material from a surface by rubbing or scraping.
erased
vRemoved or rubbed out completely, especially written or recorded material.
eraser
na small piece of rubber or a similar substance used for removing pencil or pen marks from paper.
erasing
verb (present participle)The act of removing written, drawn, or recorded material.