| expandability | (noun) A physical property of gases, denoting that they expand to fill their containers. | - |
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| expander | (noun) an electronic device that increases the dynamic range of the audio signal. | - |
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| expanse | (noun) the extent of a 2-dimensional surface enclosed within a boundary | Synonyms: area, surface area |
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| (noun) a wide scope | Synonyms: sweep |
| (noun) a wide and open space or area as of surface or land or sky | - |
| expansion | (noun) the act of increasing (something) in size or volume or quantity or scope | Synonyms: enlargement |
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| (noun) adding information or detail | Synonyms: expanding upon |
| (noun) a discussion that provides additional information | Synonyms: elaboration, enlargement |
| (noun) a function expressed as a sum or product of terms | - |
| expansionism | (noun) the doctrine of expanding the territory or the economic influence of a country | - |
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| expansiveness | (noun) a friendly open trait of a talkative person | Synonyms: effusiveness, expansivity |
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| (noun) a quality characterized by magnificence of scale or the tendency to expand | Synonyms: expansivity |
| expansivity | (noun) a friendly open trait of a talkative person | Synonyms: effusiveness, expansiveness |
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| (noun) a quality characterized by magnificence of scale or the tendency to expand | Synonyms: expansiveness |
| (noun) the fractional change in length or area or volume per unit change in temperature at a given constant pressure | Synonyms: coefficient of expansion |
| expat | (noun) a person who is voluntarily absent from home or country | Synonyms: exile, expatriate |
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| expatiation | (noun) a discussion (spoken or written) that enlarges on a topic or theme at length or in detail | - |
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| expatriate | (noun) a person who is voluntarily absent from home or country | Synonyms: exile, expat |
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| expatriation | (noun) the act of expelling a person from their native land | Synonyms: deportation, exile, transportation |
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| (noun) migration from a place (especially migration from your native country in order to settle in another) | Synonyms: emigration, out-migration |
| expectancy | (noun) something expected (as on the basis of a norm) | Synonyms: anticipation |
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| (noun) an expectation | Synonyms: anticipation |
| expectation | (noun) belief about (or mental picture of) the future | Synonyms: outlook, prospect |
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| (noun) the sum of the values of a random variable divided by the number of values | Synonyms: arithmetic mean, expected value, first moment |
| (noun) the feeling that something is about to happen | - |
| (noun) anticipating with confidence of fulfillment | Synonyms: anticipation |
| expectedness | (noun) ordinariness as a consequence of being expected and not surprising | - |
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| (noun) the state of being that is commonly observed | Synonyms: commonness |
| expectorant | (noun) a medicine promoting expectoration | Synonyms: expectorator |
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| expectoration | (noun) the act of spitting (forcefully expelling saliva) | Synonyms: spit, spitting |
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| (noun) the process of coughing up and spitting out | - |
| expectorator | (noun) a medicine promoting expectoration | Synonyms: expectorant |
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| (noun) a person who spits (ejects saliva or phlegm from the mouth) | Synonyms: spitter |
| expedience | (noun) the quality of being suited to the end in view | Synonyms: expediency |
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| (noun) taking advantage of opportunities without regard for the consequences for others | Synonyms: opportunism, self-interest, self-seeking |
| expediency | (noun) the quality of being suited to the end in view | Synonyms: expedience |
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| expedient | (noun) a means to an end; not necessarily a principled or ethical one | - |
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| expedition | (noun) a journey organized for a particular purpose | - |
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| (noun) a military campaign designed to achieve a specific objective in a foreign country | Synonyms: hostile expedition, military expedition |
| (noun) a journey taken for pleasure | Synonyms: excursion, jaunt, junket, outing, pleasure trip, sashay |
| (noun) the property of being prompt and efficient | Synonyms: despatch, dispatch, expeditiousness |
| (noun) an organized group of people undertaking a journey for a particular purpose | - |
| expeditiousness | (noun) the property of being prompt and efficient | Synonyms: despatch, dispatch, expedition |
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| expelling | (noun) any of several bodily processes by which substances go out of the body | Synonyms: discharge, emission |
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| expender | (noun) someone who spends money to purchase goods or services | Synonyms: disburser, spender |
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| expending | (noun) the act of spending money for goods or services | Synonyms: expenditure |
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| expenditure | (noun) the act of spending money for goods or services | Synonyms: expending |
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| (noun) the act of consuming something | Synonyms: consumption, using up |
| (noun) money paid out; an amount spent | Synonyms: outgo, outlay, spending |
| expense | (noun) a detriment or sacrifice | - |
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| (noun) amounts paid for goods and services that may be currently tax deductible (as opposed to capital expenditures) | Synonyms: disbursal, disbursement |
| (noun) money spent to perform work and usually reimbursed by an employer | - |
| expensiveness | (noun) the quality of being high-priced | - |
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| experience | (noun) the content of direct observation or participation in an event | - |
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| (noun) the accumulation of knowledge or skill that results from direct participation in events or activities | - |
| (noun) an event as apprehended | - |
| experiment | (noun) the act of conducting a controlled test or investigation | Synonyms: experimentation |
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| (noun) a venture at something new or different | - |
| (noun) the testing of an idea | Synonyms: experimentation |
| experimentalism | (noun) an orientation that favors experimentation and innovation | - |
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| (noun) an empirical doctrine that advocates experimental principles | - |
| experimentation | (noun) the act of conducting a controlled test or investigation | Synonyms: experiment |
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| (noun) the testing of an idea | Synonyms: experiment |
| experimenter | (noun) a research worker who conducts experiments | - |
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| (noun) a person who enjoys testing innovative ideas | - |
| expert | (noun) a person with special knowledge or ability who performs skillfully | - |
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| expertise | (noun) skillfulness by virtue of possessing special knowledge | Synonyms: expertness |
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| expertness | (noun) skillfulness by virtue of possessing special knowledge | Synonyms: expertise |
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| expiation | (noun) the act of atoning for sin or wrongdoing (especially appeasing a deity) | Synonyms: atonement, propitiation |
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| (noun) compensation for a wrong | Synonyms: atonement, satisfaction |
| expiration | (noun) the act of expelling air from the lungs | Synonyms: breathing out, exhalation |
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| (noun) euphemistic expressions for death | Synonyms: departure, exit, going, loss, passing, release |
| (noun) a coming to an end of a contract period | Synonyms: expiry, termination |
| expiry | (noun) the event of dying or departure from life | Synonyms: death, decease |
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| (noun) a coming to an end of a contract period | Synonyms: expiration, termination |
| explanandum | (noun) (logic) a statement of something (a fact or thing or expression) to be explained | Synonyms: explicandum |
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| explanans | (noun) (logic) statements that explain the explicandum; the explanatory premises | - |
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| explanation | (noun) thought that makes something comprehensible | - |
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| (noun) a statement that makes something comprehensible by describing the relevant structure or operation or circumstances etc. | Synonyms: account |
| (noun) the act of explaining; making something plain or intelligible | - |
| expletive | (noun) profane or obscene expression usually of surprise or anger | Synonyms: curse, curse word, cuss, oath, swearing, swearword |
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| (noun) a word or phrase conveying no independent meaning but added to fill out a sentence or metrical line | - |
| explicandum | (noun) (logic) a statement of something (a fact or thing or expression) to be explained | Synonyms: explanandum |
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| explication | (noun) a detailed explanation of the meaning of something | - |
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| (noun) the act of making clear or removing obscurity from the meaning of a word or symbol or expression etc. | - |
| explicitness | (noun) clarity as a consequence of being explicit | - |
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| exploit | (noun) a notable achievement | Synonyms: effort, feat |
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| exploitation | (noun) the act of making some area of land or water more profitable or productive or useful | Synonyms: development |
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| (noun) an act that exploits or victimizes someone (treats them unfairly) | Synonyms: using, victimisation, victimization |
| exploiter | (noun) a person who uses something or someone selfishly or unethically | Synonyms: user |
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| exploration | (noun) a careful systematic search | - |
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| (noun) to travel for the purpose of discovery | Synonyms: geographic expedition |
| (noun) a systematic consideration | - |
| explorer | (noun) someone who travels into little known regions (especially for some scientific purpose) | Synonyms: adventurer |
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| explosion | (noun) the act of exploding or bursting | Synonyms: burst |
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| (noun) a golf shot from a bunker that typically moves sand as well as the golf ball | - |
| (noun) the terminal forced release of pressure built up during the occlusive phase of a stop consonant | Synonyms: plosion |
| (noun) a sudden outburst | - |
| (noun) a violent release of energy caused by a chemical or nuclear reaction | Synonyms: blowup, detonation |
| (noun) a sudden great increase | - |
| (noun) the noise caused by an explosion | - |
| explosive | (noun) a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struck | - |
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| expo | (noun) a collection of things (goods or works of art etc.) for public display | Synonyms: exhibition, exposition |
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| exponent | (noun) a mathematical notation indicating the number of times a quantity is multiplied by itself | Synonyms: index, power |
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| (noun) a person who pleads for a cause or propounds an idea | Synonyms: advocate, advocator, proponent |
| (noun) someone who expounds and interprets or explains | - |
| exponential | (noun) a function in which an independent variable appears as an exponent | Synonyms: exponential function |
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| exponentiation | (noun) the process of raising a quantity to some assigned power | Synonyms: involution |
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| export | (noun) commodities (goods or services) sold to a foreign country | Synonyms: exportation |
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| exportation | (noun) the commercial activity of selling and shipping goods to a foreign country | Synonyms: exporting |
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| (noun) commodities (goods or services) sold to a foreign country | Synonyms: export |
| exporter | (noun) a businessperson who transports goods abroad (for sale) | - |
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| exporting | (noun) the commercial activity of selling and shipping goods to a foreign country | Synonyms: exportation |
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| expose | (noun) the exposure of an impostor or a fraud | Synonyms: unmasking |
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| exposition | (noun) a systematic interpretation or explanation (usually written) of a specific topic | Synonyms: expounding |
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| (noun) an account that sets forth the meaning or intent of a writing or discourse | - |
| (noun) (music) the section of a movement (especially in sonata form) where the major musical themes first occur | - |
| (noun) a collection of things (goods or works of art etc.) for public display | Synonyms: exhibition, expo |
| expositor | (noun) a person who explains | Synonyms: expounder |
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| expostulation | (noun) the act of expressing earnest opposition or protest | Synonyms: objection, remonstrance, remonstration |
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| (noun) an exclamation of protest or remonstrance or reproof | - |
| exposure | (noun) abandoning without shelter or protection (as by leaving an infant out in the open) | - |
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| (noun) the act of exposing film to light | - |
| (noun) presentation to view in an open or public manner | - |
| (noun) the act of subjecting someone to an influencing experience | - |
| (noun) a representation of a person or scene in the form of a print or transparent slide or in digital format | Synonyms: photo, photograph, pic, picture |
| (noun) vulnerability to the elements; to the action of heat or cold or wind or rain | - |
| (noun) aspect resulting from the direction a building or window faces | - |
| (noun) the disclosure of something secret | - |
| (noun) the intensity of light falling on a photographic film or plate | - |
| (noun) the state of being vulnerable or exposed | Synonyms: vulnerability |
| expounder | (noun) a person who explains | Synonyms: expositor |
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| expounding | (noun) a systematic interpretation or explanation (usually written) of a specific topic | Synonyms: exposition |
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| express | (noun) rapid transport of goods | Synonyms: expressage |
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| (noun) public transport consisting of a fast train or bus that makes only a few scheduled stops | Synonyms: limited |
| (noun) mail that is distributed by a rapid and efficient system | Synonyms: express mail |
| expressage | (noun) rapid transport of goods | Synonyms: express |
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| expression | (noun) the act of forcing something out by squeezing or pressing | - |
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| (noun) the feelings expressed on a person's face | Synonyms: aspect, face, facial expression, look |
| (noun) a word or phrase that particular people use in particular situations | Synonyms: locution, saying |
| (noun) the style of expressing yourself | Synonyms: formulation |
| (noun) expression without words | Synonyms: manifestation, reflection, reflexion |
| (noun) a group of symbols that make a mathematical statement | Synonyms: formula |
| (noun) the communication (in speech or writing) of your beliefs or opinions | Synonyms: verbal expression, verbalism |
| (noun) a group of words that form a constituent of a sentence and are considered as a single unit | Synonyms: construction, grammatical construction |
| (noun) (genetics) the process of expressing a gene | - |
| expressionism | (noun) an art movement early in the 20th century; the artist's subjective expression of inner experiences was emphasized; an inner feeling was expressed through a distorted rendition of reality | - |
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| expressionist | (noun) an artist who is an adherent of expressionism | - |
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| expressiveness | (noun) the quality of being expressive | - |
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| expressway | (noun) a broad highway designed for high-speed traffic | Synonyms: freeway, motorway, pike, state highway, superhighway, throughway, thruway |
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| expropriation | (noun) taking out of an owner's hands (especially taking property by public authority) | - |
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| expulsion | (noun) the act of expelling or projecting or ejecting | Synonyms: ejection, forcing out, projection |
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| (noun) the act of forcing out someone or something | Synonyms: ejection, exclusion, riddance |
| (noun) squeezing out by applying pressure | Synonyms: extrusion |
| expunction | (noun) deletion by an act of expunging or erasing | Synonyms: erasure, expunging |
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| expunging | (noun) deletion by an act of expunging or erasing | Synonyms: erasure, expunction |
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| expurgation | (noun) the deletion of objectionable parts from a literary work | Synonyms: castration |
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| expurgator | (noun) a person who edits a text by removing obscene or offensive words or passages | Synonyms: bowdleriser, bowdlerizer |
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