| ameliorate | (verb) get better | Synonyms: better, improve, meliorate |
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| (verb) to make better | Synonyms: amend, better, improve, meliorate |
| ameliorating | (adjective) tending to ameliorate | Synonyms: ameliorative, amelioratory, meliorative |
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| amelioration | (noun) the act of relieving ills and changing for the better | Synonyms: betterment, melioration |
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| ameliorative | (adjective) tending to ameliorate | Synonyms: ameliorating, amelioratory, meliorative |
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| amelioratory | (adjective) tending to ameliorate | Synonyms: ameliorating, ameliorative, meliorative |
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| antlion | (noun) winged insect resembling a dragonfly; the larvae (doodlebugs) dig conical pits where they wait to catch e.g. ants | Synonyms: ant lion, antlion fly |
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| (noun) the larva of any of several insects | Synonyms: ant lion, doodlebug |
| aphelion | (noun) apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun | - |
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| ateliosis | (noun) a form of infantilism characterized by physical underdevelopment but normal intelligence | Synonyms: ateleiosis |
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| atrabilious | (adjective) irritable as if suffering from indigestion | Synonyms: bilious, dyspeptic, liverish |
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| battalion | (noun) an army unit usually consisting of a headquarters and three or more companies | - |
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| (noun) a large indefinite quantity | Synonyms: large number, multitude, pack, plurality |
| bazillion | (noun) a very large indefinite number (usually hyperbole) | Synonyms: billion, gazillion, jillion, million, trillion, zillion |
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| bibliographer | (noun) someone trained in compiling bibliographies | - |
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| bibliographic | (adjective) relating to or dealing with bibliography | Synonyms: bibliographical |
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| bibliographical | (adjective) relating to or dealing with bibliography | Synonyms: bibliographic |
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| bibliography | (noun) a list of writings with time and place of publication (such as the writings of a single author or the works referred to in preparing a document etc.) | - |
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| bibliolatrous | (adjective) given to Bible-worship | - |
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| bibliolatry | (noun) the worship of the Bible | Synonyms: Bible-worship |
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| bibliomania | (noun) preoccupation with the acquisition and possession of books | - |
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| bibliomaniacal | (adjective) characteristic of or characterized by or noted for bibliomania | - |
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| bibliophile | (noun) someone who loves (and usually collects) books | Synonyms: book lover, booklover |
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| bibliophilic | (adjective) of or relating to bibliophiles | - |
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| bibliopole | (noun) a dealer in secondhand books (especially rare or curious books) | Synonyms: bibliopolist |
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| bibliopolic | (adjective) of or relating to bibliopoles | - |
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| bibliopolist | (noun) a dealer in secondhand books (especially rare or curious books) | Synonyms: bibliopole |
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| bibliothec | (noun) a professional person trained in library science and engaged in library services | Synonyms: librarian |
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| bibliotheca | (noun) a collection of books | - |
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| bibliothecal | (adjective) of or relating to a library or bibliotheca or a librarian | Synonyms: bibliothecarial |
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| bibliothecarial | (adjective) of or relating to a library or bibliotheca or a librarian | Synonyms: bibliothecal |
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| bibliotic | (adjective) of or relating to bibliotics | - |
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| bibliotics | (noun) the scientific study of documents and handwriting etc. especially to determine authorship or authenticity | - |
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| bibliotist | (noun) someone who engages in bibliotics | - |
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| bilious | (adjective) relating to or containing bile | Synonyms: biliary |
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| (adjective) irritable as if suffering from indigestion | Synonyms: atrabilious, dyspeptic, liverish |
| (adjective) suffering from or suggesting a liver disorder or gastric distress | Synonyms: liverish, livery |
| biliousness | (noun) a disposition to exhibit uncontrolled anger | Synonyms: irritability, peevishness, pettishness, snappishness, surliness, temper |
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| (noun) gastric distress caused by a disorder of the liver or gall bladder | - |
| billion | (adjective) denoting a quantity consisting of one thousand million items or units in the United States | - |
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| (adjective) denoting a quantity consisting of one million million items or units in Great Britain | - |
| (noun) the number that is represented as a one followed by 9 zeros | Synonyms: 1000000000, one thousand million |
| (noun) the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen | Synonyms: 1000000000000, one million million |
| (noun) a very large indefinite number (usually hyperbole) | Synonyms: bazillion, gazillion, jillion, million, trillion, zillion |
| billionaire | (noun) a very rich person whose material wealth is valued at more than a billion dollars | - |
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| billionth | (adjective) the ordinal number of one billion in counting order | - |
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| (noun) one part in a billion equal parts | Synonyms: one-billionth |
| (noun) position 1,000,000,000 in a countable series of things | - |
| bullion | (noun) gold or silver in bars or ingots | - |
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| (noun) a mass of precious metal | - |
| calliope | (noun) a musical instrument consisting of a series of steam whistles played from a keyboard | Synonyms: steam organ |
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| calliopsis | (noun) North American annual widely cultivated for its yellow flowers with purple-red to brownish centers; in some classifications placed in a subgenus Calliopsis | Synonyms: Coreopsis tinctoria |
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| celiocentesis | (noun) removal of fluid from the abdomen by centesis | - |
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| celioma | (noun) an abdominal tumor | - |
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| celioscopy | (noun) endoscopic examination of the abdomen through the abdominal wall | - |
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| ciliophoran | (noun) a protozoan with a microscopic appendage extending from the surface of the cell | Synonyms: ciliate, ciliated protozoan |
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| condylion | (noun) the craniometric point at the tip of the mandibular condyle | - |
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| contumelious | (adjective) arrogantly insolent | - |
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| contumeliously | (adverb) without respect; in a disdainful manner | Synonyms: contemptuously, disdainfully, scornfully |
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| cotilion | (noun) a lively dance originating in France in the 18th century | Synonyms: cotillion |
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| (noun) a ball at which young ladies are presented to society | Synonyms: cotillion |
| cotillion | (noun) a lively dance originating in France in the 18th century | Synonyms: cotilion |
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| (noun) a ball at which young ladies are presented to society | Synonyms: cotilion |
| dandelion | (noun) any of several herbs of the genus Taraxacum having long tap roots and deeply notched leaves and bright yellow flowers followed by fluffy seed balls | Synonyms: blowball |
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| doliolum | (noun) free-swimming oceanic tunicate with a barrel-shaped transparent body | - |
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| epithelioid | (adjective) of or belonging to the epithelium | Synonyms: epithelial |
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| epithelioma | (noun) a malignant tumor of the epithelial tissue | - |
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| folio | (noun) a book (or manuscript) consisting of large sheets of paper folded in the middle to make two leaves or four pages | - |
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| (noun) a sheet of any written or printed material (especially in a manuscript or book) | Synonyms: leaf |
| (noun) the system of numbering pages | Synonyms: page number, pagination, paging |
| foliolate | (adjective) (often used as a combining form) having leaflets (compound leaves) or a specified kind or number of leaflets | - |
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| foliose | (adjective) bearing numerous leaves | Synonyms: foliaceous, foliaged |
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| gangliocyte | (noun) a nerve cell whose body is outside the central nervous system | Synonyms: ganglion cell |
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| ganglion | (noun) an encapsulated neural structure consisting of a collection of cell bodies or neurons | - |
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| gazillion | (noun) a very large indefinite number (usually hyperbole) | Synonyms: bazillion, billion, jillion, million, trillion, zillion |
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| glioblastoma | (noun) a fast-growing malignant brain tumor composed of spongioblasts; nearly always fatal | Synonyms: spongioblastoma |
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| glioma | (noun) a tumor of the brain consisting of neuroglia | - |
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| heliocentric | (adjective) having the sun as the center | - |
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| heliogram | (noun) a message transmitted by means of the sun's rays | - |
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| heliograph | (noun) an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on | - |
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| (verb) signal by means of a mirror and the using the sun's rays | - |
| heliogravure | (noun) an intaglio print produced by gravure | Synonyms: gravure, photogravure |
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| heliolatry | (noun) the worship of the sun | Synonyms: sun-worship |
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| heliometer | (noun) an instrument used to measure the angular separation of two stars that are too far apart to be included in the field of view of an ordinary telescope | - |
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| heliopause | (noun) the boundary marking the edge of the sun's influence; the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium; where the solar wind from the sun and the radiation from other stars meet | - |
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| heliophila | (noun) any of various South African herbs and subshrubs cultivated for long showy racemes of bright blue flowers with white eyes | - |
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| heliopsis | (noun) any North American shrubby perennial herb of the genus Heliopsis having large yellow daisylike flowers | Synonyms: oxeye |
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| heliosphere | (noun) the region inside the heliopause containing the sun and solar system | - |
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| heliotherapy | (noun) therapeutic exposure to sunlight | Synonyms: insolation |
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| heliotrope | (noun) green chalcedony with red spots that resemble blood | Synonyms: bloodstone |
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| heliotropism | (noun) an orienting response to the sun | - |
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| heliotype | (noun) duplicator consisting of a gelatin plate from which ink can be taken to make a copy | Synonyms: hectograph |
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| heliozoan | (noun) protozoa with spherical bodies and stiff radiating pseudopods | - |
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| hellion | (noun) a rowdy or mischievous person (usually a young man) | Synonyms: devil, heller |
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| imbroglio | (noun) a very embarrassing misunderstanding | - |
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| (noun) an intricate and confusing interpersonal or political situation | Synonyms: embroilment |
| intaglio | (noun) glyptic art consisting of a sunken or depressed engraving or carving on a stone or gem (as opposed to cameo) | Synonyms: diaglyph |
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| (noun) a printing process that uses an etched or engraved plate; the plate is smeared with ink and wiped clean, then the ink left in the recesses makes the print | Synonyms: gravure, intaglio printing |
| jillion | (noun) a very large indefinite number (usually hyperbole) | Synonyms: bazillion, billion, gazillion, million, trillion, zillion |
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| liliopsid | (noun) a monocotyledonous flowering plant; the stem grows by deposits on its inside | Synonyms: endogen, monocot, monocotyledon |
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| lion | (noun) large gregarious predatory feline of Africa and India having a tawny coat with a shaggy mane in the male | Synonyms: king of beasts, Panthera leo |
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| (noun) a celebrity who is lionized (much sought after) | Synonyms: social lion |
| lioness | (noun) a female lion | - |
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| lionet | (noun) a small or young lion | - |
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| lionfish | (noun) brightly striped fish of the tropical Pacific having elongated spiny fins | - |
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| lionhearted | (adjective) extraordinarily courageous | - |
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| lionise | (verb) assign great social importance to | Synonyms: celebrate, lionize |
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| lionize | (verb) assign great social importance to | Synonyms: celebrate, lionise |
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| liothyronine | (noun) thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer | Synonyms: T, triiodothyronine |
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| magnoliopsid | (noun) flowering plant with two cotyledons; the stem grows by deposit on its outside | Synonyms: dicot, dicotyledon, exogen |
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| medallion | (noun) an award for winning a championship or commemorating some other event | Synonyms: decoration, laurel wreath, medal, palm, ribbon |
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| (noun) an emblem indicating that a taxicab is registered | - |
| (noun) a circular helping of food (especially a boneless cut of meat) | - |
| (noun) a circular helping of food (especially a boneless cut of meat) "medallions of veal" | - |
| (noun) any of various large ancient Greek coins | - |
| meliorate | (verb) get better | Synonyms: ameliorate, better, improve |
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| (verb) to make better | Synonyms: ameliorate, amend, better, improve |
| melioration | (noun) the act of relieving ills and changing for the better | Synonyms: amelioration, betterment |
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| (noun) the linguistic process in which over a period of time a word grows more positive in connotation or more elevated in meaning | - |
| (noun) a condition superior to an earlier condition | Synonyms: improvement |
| meliorative | (adjective) tending to ameliorate | Synonyms: ameliorating, ameliorative, amelioratory |
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| meliorism | (noun) the belief that the world can be made better by human effort | - |
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| meliorist | (noun) a disputant who advocates reform | Synonyms: crusader, reformer, reformist, social reformer |
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| mesothelioma | (noun) a form of carcinoma of the mesothelium lining lungs or abdomen or heart; usually associated with exposure to asbestos dust | - |
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| million | (adjective) (in Roman numerals, M written with a macron over it) denoting a quantity consisting of 1,000,000 items or units | - |
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| (noun) the number that is represented as a one followed by 6 zeros | Synonyms: 1000000, meg, one thousand thousand |
| (noun) a very large indefinite number (usually hyperbole) | Synonyms: bazillion, billion, gazillion, jillion, trillion, zillion |
| millionaire | (noun) a person whose material wealth is valued at more than a million dollars | - |
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| millionairess | (noun) a woman millionaire | - |
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| millionfold | (adverb) by a factor of a million | Synonyms: a million times |
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