| activating | (noun) the activity of causing to have energy and be active | Synonyms: activation, energizing |
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| activation | (noun) the activity of causing to have energy and be active | Synonyms: activating, energizing |
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| (noun) making active and effective (as a bomb) | - |
| (noun) stimulation of activity in an organism or chemical | - |
| activator | (noun) (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription | - |
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| aestivation | (noun) (botany) the arrangement of sepals and petals in a flower bud before it opens | Synonyms: estivation |
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| (noun) (zoology) cessation or slowing of activity during the summer; especially slowing of metabolism in some animals during a hot or dry period | Synonyms: estivation |
| aggravation | (noun) unfriendly behavior that causes anger or resentment | Synonyms: irritation, provocation |
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| (noun) action that makes a problem or a disease (or its symptoms) worse | Synonyms: exacerbation |
| (noun) an exasperated feeling of annoyance | Synonyms: exasperation |
| aggravator | (noun) an unpleasant person who is annoying or exasperating | Synonyms: annoyance |
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| amadavat | (noun) red Asian weaverbirds often kept as cage birds | Synonyms: avadavat |
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| avadavat | (noun) red Asian weaverbirds often kept as cage birds | Synonyms: amadavat |
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| avatar | (noun) the manifestation of a Hindu deity (especially Vishnu) in human or superhuman or animal form | - |
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| (noun) a new personification of a familiar idea | Synonyms: embodiment, incarnation |
| bevatron | (noun) a cyclotron that accelerates protons up to several billion electron volts | - |
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| captivation | (noun) a feeling of great liking for something wonderful and unusual | Synonyms: enchantment, enthrallment, fascination |
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| (noun) the state of being intensely interested (as by awe or terror) | Synonyms: fascination |
| conservation | (noun) the preservation and careful management of the environment and of natural resources | - |
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| (noun) (physics) the maintenance of a certain quantities unchanged during chemical reactions or physical transformations | - |
| (noun) an occurrence of improvement by virtue of preventing loss or injury or other change | Synonyms: preservation |
| conservationist | (noun) someone who works to protect the environment from destruction or pollution | Synonyms: environmentalist |
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| conservatism | (noun) a political or theological orientation advocating the preservation of the best in society and opposing radical changes | Synonyms: conservativism |
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| conservative | (noun) a person who is reluctant to accept changes and new ideas | Synonyms: conservativist |
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| conservativism | (noun) a political or theological orientation advocating the preservation of the best in society and opposing radical changes | Synonyms: conservatism |
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| conservativist | (noun) a person who is reluctant to accept changes and new ideas | Synonyms: conservative |
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| conservatoire | (noun) a schoolhouse with special facilities for fine arts | Synonyms: conservatory |
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| conservator | (noun) the custodian of a collection (as a museum or library) | Synonyms: curator |
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| (noun) someone appointed by a court to assume responsibility for the interests of a minor or incompetent person | - |
| conservatory | (noun) a greenhouse in which plants are arranged in a pleasing manner | Synonyms: hothouse, indoor garden |
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| (noun) a schoolhouse with special facilities for fine arts | Synonyms: conservatoire |
| (noun) the faculty and students of a school specializing in one of the fine arts | - |
| cravat | (noun) neckwear worn in a slipknot with long ends overlapping vertically in front | - |
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| cultivation | (noun) (agriculture) production of food by preparing the land to grow crops (especially on a large scale) | - |
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| (noun) socialization through training and education to develop one's mind or manners | - |
| (noun) the act of raising or growing plants (especially on a large scale) | - |
| (noun) the process of fostering the growth of something | - |
| (noun) a highly developed state of perfection; having a flawless or impeccable quality | Synonyms: culture, finish, polish, refinement |
| cultivator | (noun) a farm implement used to break up the surface of the soil (for aeration and weed control and conservation of moisture) | Synonyms: tiller |
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| (noun) someone concerned with the science or art or business of cultivating the soil | Synonyms: agriculturalist, agriculturist, grower, raiser |
| curvature | (noun) the rate of change (at a point) of the angle between a curve and a tangent to the curve | - |
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| (noun) the property possessed by the curving of a line or surface | Synonyms: curve |
| (noun) (medicine) a curving or bending; often abnormal | - |
| deactivation | (noun) the act of deactivating or making ineffective (as a bomb) | Synonyms: defusing |
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| (noun) breaking up a military unit (by transfers or discharges) | Synonyms: inactivation |
| depravation | (noun) moral perversion; impairment of virtue and moral principles | Synonyms: corruption, degeneracy, depravity, putrefaction |
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| deprivation | (noun) act of depriving someone of food or money or rights | Synonyms: privation |
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| (noun) the disadvantage that results from losing something | Synonyms: loss |
| (noun) a state of extreme poverty | Synonyms: neediness, privation, want |
| derivation | (noun) the act of deriving something or obtaining something from a source or origin | - |
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| (noun) drawing off water from its main channel as for irrigation | - |
| (noun) drawing of fluid or inflammation away from a diseased part of the body | - |
| (noun) inherited properties shared with others of your bloodline | Synonyms: ancestry, filiation, lineage |
| (noun) a line of reasoning that shows how a conclusion follows logically from accepted propositions | - |
| (noun) (historical linguistics) an explanation of the historical origins of a word or phrase | Synonyms: deriving, etymologizing |
| (noun) the source or origin from which something derives (i.e. comes or issues) | - |
| (noun) (descriptive linguistics) the process whereby new words are formed from existing words or bases by affixation | - |
| derivative | (noun) the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx | Synonyms: derived function, differential, differential coefficient, first derivative |
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| (noun) (linguistics) a word that is derived from another word | - |
| (noun) a financial instrument whose value is based on another security | Synonyms: derivative instrument |
| (noun) a compound obtained from, or regarded as derived from, another compound | - |
| elevated | (noun) a railway that is powered by electricity and that runs on a track that is raised above the street level | Synonyms: el, elevated railroad, elevated railway, overhead railway |
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| elevation | (noun) the act of increasing the wealth or prestige or power or scope of something | Synonyms: aggrandisement, aggrandizement |
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| (noun) drawing of an exterior of a structure | - |
| (noun) distance of something above a reference point (such as sea level) | - |
| (noun) (ballet) the height of a dancer's leap or jump | - |
| (noun) the event of something being raised upward | Synonyms: lift, raising |
| (noun) a raised or elevated geological formation | Synonyms: natural elevation |
| (noun) angular distance above the horizon (especially of a celestial object) | Synonyms: ALT, altitude, EL |
| (noun) the highest level or degree attainable; the highest stage of development | Synonyms: acme, height, meridian, peak, pinnacle, summit, superlative, tiptop, top |
| elevator | (noun) lifting device consisting of a platform or cage that is raised and lowered mechanically in a vertical shaft in order to move people from one floor to another in a building | Synonyms: lift |
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| (noun) the airfoil on the tailplane of an aircraft that makes it ascend or descend | - |
| enervation | (noun) surgical removal of a nerve | - |
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| (noun) lack of vitality | - |
| (noun) serious weakening and loss of energy | Synonyms: debilitation, enfeeblement, exhaustion |
| estivation | (noun) (botany) the arrangement of sepals and petals in a flower bud before it opens | Synonyms: aestivation |
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| (noun) (zoology) cessation or slowing of activity during the summer; especially slowing of metabolism in some animals during a hot or dry period | Synonyms: aestivation |
| excavation | (noun) the act of extracting ores or coal etc from the earth | Synonyms: mining |
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| (noun) the act of digging | Synonyms: dig, digging |
| (noun) a hole in the ground made by excavating | - |
| (noun) the site of an archeological exploration | Synonyms: archeological site, dig |
| excavator | (noun) a machine for excavating | Synonyms: digger, power shovel, shovel |
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| (noun) a workman who excavates for foundations of buildings or for quarrying | - |
| inactivation | (noun) breaking up a military unit (by transfers or discharges) | Synonyms: deactivation |
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| (noun) the process of rendering inactive | - |
| incurvation | (noun) the action of creating a curved shape | - |
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| (noun) a shape that curves or bends inward | Synonyms: concave shape, concavity, incurvature |
| incurvature | (noun) a shape that curves or bends inward | Synonyms: concave shape, concavity, incurvation |
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| innervation | (noun) the distribution of nerve fibers to an organ or body region | - |
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| (noun) the neural or electrical arousal of an organ or muscle or gland | Synonyms: excitation, irritation |
| innovation | (noun) the act of starting something for the first time; introducing something new | Synonyms: creation, foundation, founding, initiation, instauration, institution, introduction, origination |
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| (noun) a creation (a new device or process) resulting from study and experimentation | Synonyms: invention |
| (noun) the creation of something in the mind | Synonyms: conception, design, excogitation, invention |
| innovativeness | (noun) originality by virtue of introducing new ideas | - |
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| innovator | (noun) someone who helps to open up a new line of research or technology or art | Synonyms: groundbreaker, pioneer, trailblazer |
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| lavation | (noun) the work of cleansing (usually with soap and water) | Synonyms: wash, washing |
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| lavatory | (noun) a room or building equipped with one or more toilets | Synonyms: bathroom, can, john, lav, privy, toilet |
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| (noun) a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face | Synonyms: basin, washbasin, washbowl, washstand |
| (noun) a toilet that is cleaned of waste by the flow of water through it | Synonyms: flush toilet |
| levator | (noun) a muscle that serves to lift some body part (as the eyelid or lip) | - |
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| motivating | (noun) the act of motivating; providing incentive | Synonyms: motivation |
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| motivation | (noun) the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior | Synonyms: motive, need |
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| (noun) the act of motivating; providing incentive | Synonyms: motivating |
| (noun) the condition of being motivated | - |
| motivator | (noun) a positive motivational influence | Synonyms: incentive, inducement |
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| neoconservatism | (noun) an approach to politics or theology that represents a return to a traditional point of view (in contrast to more liberal or radical schools of thought of the 1960s) | - |
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| neoconservative | (noun) a conservative who subscribes to neoconservatism | Synonyms: neocon |
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| novation | (noun) (law) the replacement of one obligation by another by mutual agreement of both parties; usually the replacement of one of the original parties to a contract with the consent of the remaining party | - |
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| observation | (noun) the act of observing; taking a patient look | Synonyms: observance, watching |
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| (noun) the act of making and recording a measurement | - |
| (noun) the act of noticing or paying attention | Synonyms: notice, observance |
| (noun) facts learned by observing | - |
| (noun) a remark expressing careful consideration | Synonyms: reflection, reflexion |
| observatory | (noun) a building designed and equipped to observe astronomical phenomena | - |
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| (noun) a structure commanding a wide view of its surroundings | Synonyms: lookout, lookout station, observation tower |
| ovation | (noun) enthusiastic recognition (especially one accompanied by loud applause) | Synonyms: standing ovation |
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| preservation | (noun) the activity of protecting something from loss or danger | Synonyms: saving |
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| (noun) an occurrence of improvement by virtue of preventing loss or injury or other change | Synonyms: conservation |
| (noun) a process that saves organic substances from decay | - |
| (noun) the condition of being (well or ill) preserved | - |
| preservationist | (noun) someone who advocates the preservation of historical sites or endangered species or natural areas | - |
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| preservative | (noun) a chemical compound that is added to protect against decay or decomposition | - |
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| private | (noun) an enlisted man of the lowest rank in the Army or Marines | Synonyms: buck private, common soldier |
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| privateer | (noun) a privately owned warship commissioned to prey on the commercial shipping or warships of an enemy nation | - |
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| (noun) an officer or crew member of a privateer | Synonyms: privateersman |
| privateersman | (noun) an officer or crew member of a privateer | Synonyms: privateer |
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| privateness | (noun) the quality of being secluded from the presence or view of others | Synonyms: privacy, seclusion |
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| (noun) the condition of being concealed or hidden | Synonyms: concealment, privacy, secrecy |
| privates | (noun) external sex organ | Synonyms: crotch, genital organ, genitalia, genitals, private parts |
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| privation | (noun) act of depriving someone of food or money or rights | Synonyms: deprivation |
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| (noun) a state of extreme poverty | Synonyms: deprivation, neediness, want |
| privatisation | (noun) changing something from state to private ownership or control | Synonyms: denationalisation, denationalization, privatization |
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| privatization | (noun) changing something from state to private ownership or control | Synonyms: denationalisation, denationalization, privatisation |
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| renovation | (noun) the act of improving by renewing and restoring | Synonyms: overhaul, redevelopment |
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| (noun) the state of being restored to its former good condition | Synonyms: refurbishment, restoration |
| renovator | (noun) a skilled worker who is employed to restore or refinish buildings or antique furniture | Synonyms: preserver, refinisher, restorer |
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| reservation | (noun) the act of keeping back or setting aside for some future occasion | - |
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| (noun) the act of reserving (a place or passage) or engaging the services of (a person or group) | Synonyms: booking |
| (noun) an unstated doubt that prevents you from accepting something wholeheartedly | Synonyms: arriere pensee, mental reservation |
| (noun) something reserved in advance (as a hotel accommodation or a seat on a plane etc.) | - |
| (noun) a statement that limits or restricts some claim | Synonyms: qualification |
| (noun) the written record or promise of an arrangement by which accommodations are secured in advance | - |
| (noun) a district that is reserved for particular purpose | Synonyms: reserve |
| salivation | (noun) the secretion of saliva | - |
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| salvation | (noun) (theology) the act of delivering from sin or saving from evil | Synonyms: redemption |
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| (noun) a means of preserving from harm or unpleasantness | - |
| (noun) saving someone or something from harm or from an unpleasant situation | - |
| (noun) the state of being saved or preserved from harm | - |
| solvate | (noun) a compound formed by solvation (the combination of solvent molecules with molecules or ions of the solute) | - |
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| solvation | (noun) a chemical process in which solvent molecules and molecules or ions of the solute combine to form a compound | - |
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| starvation | (noun) the act of depriving of food or subjecting to famine | Synonyms: starving |
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| (noun) a state of extreme hunger resulting from lack of essential nutrients over a prolonged period | Synonyms: famishment |
| titivation | (noun) sprucing up; making decorative additions to | Synonyms: tittivation |
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| tittivation | (noun) sprucing up; making decorative additions to | Synonyms: titivation |
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| ultraconservative | (noun) an extreme conservative; an opponent of progress or liberalism | Synonyms: extreme right-winger, reactionary |
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| vat | (noun) a large open vessel for holding or storing liquids | Synonyms: tub |
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| vaticination | (noun) knowledge of the future (usually said to be obtained from a divine source) | Synonyms: prognostication, prophecy |
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| vaticinator | (noun) an authoritative person who divines the future | Synonyms: oracle, prophesier, prophet, seer |
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