| accelerometer | (noun) an instrument for measuring the acceleration of aircraft or rockets | - |
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| acidimetric | (adjective) involving or related to acidimetry | - |
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| acidimetry | (noun) volumetric analysis using standard solutions of acids to measure the amount of a base present | - |
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| actinometer | (noun) an instrument for measuring the intensity of electromagnetic radiation (usually by the photochemical effect) | - |
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| actinometric | (adjective) of or related to actinometry | Synonyms: actinometrical |
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| actinometrical | (adjective) of or related to actinometry | Synonyms: actinometric |
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| actinometry | (noun) measuring the intensity of electromagnetic radiation (especially of the sun's rays) | - |
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| agamete | (noun) an asexual reproductive cell | - |
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| algometer | (noun) device for measuring pain caused by pressure | - |
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| algometric | (adjective) of or related to algometry | Synonyms: algometrical |
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| algometrical | (adjective) of or related to algometry | Synonyms: algometric |
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| algometry | (noun) measuring sensitivity to pain or pressure | - |
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| alkalimetry | (noun) volumetric analysis using standard solutions of alkali to measure the amount of acid present | - |
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| allometric | (adjective) relating to or marked by allometry | - |
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| allometry | (noun) the study of the relative growth of a part of an organism in relation to the growth of the whole | - |
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| altimeter | (noun) an instrument that measures the height above ground; used in navigation | - |
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| ametabolic | (adjective) undergoing slight or no metamorphosis | Synonyms: ametabolous |
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| (adjective) undergoing no (or only slight) metamorphosis | - |
| ametabolous | (adjective) undergoing slight or no metamorphosis | Synonyms: ametabolic |
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| amethopterin | (noun) toxic antimetabolite that limits cellular reproduction by acting as an antagonist to folic acid; used to treat certain cancers and psoriasis and rheumatoid arthritis | Synonyms: methotrexate, methotrexate sodium |
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| amethyst | (adjective) of a moderate purple color | - |
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| (noun) a transparent purple variety of quartz; used as a gemstone | - |
| amethystine | (adjective) containing or resembling amethyst | - |
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| ametria | (noun) congenital absence of the uterus | - |
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| ametropia | (noun) (ophthalmology) faulty refraction of light rays in the eye as in astigmatism or myopia | - |
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| ametropic | (adjective) of or relating to an abnormal condition of the eye in which visual images are not in focus on the retina | - |
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| aminomethane | (noun) a methyl with the hydrogen atom replaced by an amino radical | - |
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| ammeter | (noun) a meter that measures the flow of electrical current in amperes | - |
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| anemoclinometer | (noun) A type of instrument which measures the inclination of the wind to the horizontal plane. | - |
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| anemometer | (noun) a gauge for recording the speed and direction of wind | Synonyms: wind gage, wind gauge |
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| anemometric | (adjective) pertaining to the measurement of wind speed and direction | Synonyms: anemometrical |
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| anemometrical | (adjective) pertaining to the measurement of wind speed and direction | Synonyms: anemometric |
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| anemometry | (noun) measuring wind speed and direction | - |
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| anisogamete | (noun) either of a pair of unlike gametes especially those unlike in size | - |
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| anisogametic | (adjective) relating to either of a pair of dissimilar (anisogamic) gametes combining in sexual reproduction | - |
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| anisometric | (adjective) having unsymmetrical parts or unequal dimensions or measurements | Synonyms: unsymmetrical |
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| anisometropia | (noun) difference in the refractive power of the two eyes | - |
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| anisometropic | (adjective) relating to a difference in the refractive power of the two eyes | - |
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| anthropometric | (adjective) of or relating to anthropometry | Synonyms: anthropometrical |
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| anthropometrical | (adjective) of or relating to anthropometry | Synonyms: anthropometric |
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| anthropometry | (noun) measurement and study of the human body and its parts and capacities | - |
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| antiemetic | (noun) a drug that prevents or alleviates nausea and vomiting | Synonyms: antiemetic drug |
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| antimetabolite | (noun) an antineoplastic drug that inhibits the utilization of a metabolite | - |
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| antimetathesis | (noun) A rhetorical figure resulting from a reverted arrangement in the last clause of a sentence of the two principal words of the clause preceding; inversion of the members of an antithesis: as, "A poem is a speaking picture; a picture a mute poem". | - |
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| apogametic | (adjective) of or relating to the development of an embryo in the absence of fertilization | Synonyms: apogamic, apogamous |
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| arithmetic | (adjective) relating to or involving arithmetic | Synonyms: arithmetical |
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| (noun) the branch of pure mathematics dealing with the theory of numerical calculations | - |
| arithmetical | (adjective) relating to or involving arithmetic | Synonyms: arithmetic |
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| arithmetically | (adverb) with respect to arithmetic | - |
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| arithmetician | (noun) someone who specializes in arithmetic | - |
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| armet | (noun) a medieval helmet with a visor and a neck guard | - |
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| astrometry | (noun) the branch of astronomy that deals with the measurement of the position and motion of celestial bodies | - |
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| asymmetric | (adjective) characterized by asymmetry in the spatial arrangement or placement of parts or components | Synonyms: asymmetrical |
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| asymmetrical | (adjective) characterized by asymmetry in the spatial arrangement or placement of parts or components | Synonyms: asymmetric |
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| (adjective) irregular in shape or outline | Synonyms: crooked |
| asymmetrically | (adverb) in an asymmetrical manner | Synonyms: unsymmetrically |
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| asymmetry | (noun) (mathematics) a lack of symmetry | - |
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| atmometer | (noun) an instrument that measures rate of evaporation of water | Synonyms: evaporometer |
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| audiometer | (noun) an instrument used to measure the sensitivity of hearing | Synonyms: sonometer |
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| audiometric | (adjective) of or relating to audiometry | - |
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| audiometry | (noun) measuring sensitivity of hearing | - |
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| (noun) the measurement of hearing | Synonyms: audiology |
| barometer | (noun) an instrument that measures atmospheric pressure | - |
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| barometric | (adjective) relating to atmospheric pressure or indicated by a barometer | Synonyms: barometrical |
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| barometrical | (adjective) relating to atmospheric pressure or indicated by a barometer | Synonyms: barometric |
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| bathometer | (noun) an instrument that measures the depth of water | Synonyms: bathymeter |
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| bathymeter | (noun) an instrument that measures the depth of water | Synonyms: bathometer |
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| bathymetric | (adjective) of or relating to measurements of the depths of oceans or lakes | Synonyms: bathymetrical |
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| bathymetrical | (adjective) of or relating to measurements of the depths of oceans or lakes | Synonyms: bathymetric |
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| bathymetry | (noun) measuring the depths of the oceans | Synonyms: plumbing |
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| bimetal | (adjective) formed of two different metals or alloys; especially in sheets bonded together | Synonyms: bimetallic |
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| (noun) material made by bonding together sheets of two different metals | - |
| bimetallic | (adjective) pertaining to a monetary system based on two metals | Synonyms: bimetallistic |
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| (adjective) formed of two different metals or alloys; especially in sheets bonded together | Synonyms: bimetal |
| bimetallism | (noun) a monetary standard under which the basic unit of currency is defined by stated amounts of two metals (usually gold and silver) with values set at a predetermined ratio | - |
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| bimetallist | (noun) an advocate of bimetallism | - |
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| bimetallistic | (adjective) pertaining to a monetary system based on two metals | Synonyms: bimetallic |
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| biometrics | (noun) a branch of biology that studies biological phenomena and observations by means of statistical analysis | Synonyms: biometry, biostatistics |
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| biometry | (noun) a branch of biology that studies biological phenomena and observations by means of statistical analysis | Synonyms: biometrics, biostatistics |
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| bolometer | (noun) an instrument that measures heat radiation; extremely sensitive | - |
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| bolometric | (adjective) of or relating to a bolometer | - |
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| calorimeter | (noun) a measuring instrument that determines quantities of heat | - |
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| calorimetric | (adjective) of or relating to the measurement of heat | - |
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| calorimetry | (noun) measurement of quantities of heat | - |
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| calumet | (noun) a highly decorated ceremonial pipe of Amerindians; smoked on ceremonial occasions (especially as a token of peace) | Synonyms: peace pipe, pipe of peace |
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| cemetery | (noun) a tract of land used for burials | Synonyms: burial ground, burial site, burying ground, graveyard, memorial park, necropolis |
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| centimeter | (noun) a metric unit of length equal to one hundredth of a meter | Synonyms: centimetre, cm |
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| centimetre | (noun) a metric unit of length equal to one hundredth of a meter | Synonyms: centimeter, cm |
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| centrosymmetric | (adjective) having a symmetrical arrangement of radiating parts about a central point | Synonyms: radially symmetrical |
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| cephalometry | (noun) measurement of human heads | - |
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| chronometer | (noun) an accurate clock (especially used in navigation) | - |
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| cimetidine | (noun) a drug (trade name Tagamet) used to treat peptic ulcers by decreasing the secretion of stomach acid | Synonyms: Tagamet |
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| clinometer | (noun) an instrument used by surveyors in order to measure an angle of inclination or elevation | Synonyms: inclinometer |
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| colorimeter | (noun) a measuring instrument used in colorimetric analysis to determine the quantity of a substance from the color it yields with specific reagents | Synonyms: tintometer |
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| colorimetric | (adjective) of or relating to colorimetry | Synonyms: colorimetrical |
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| colorimetrical | (adjective) of or relating to colorimetry | Synonyms: colorimetric |
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| colorimetry | (noun) quantitative chemical analysis by color using a colorimeter | Synonyms: colorimetric analysis |
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| comet | (noun) (astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical orbit | - |
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| cometary | (adjective) of or relating to or resembling a comet | Synonyms: cometic |
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| cometic | (adjective) of or relating to or resembling a comet | Synonyms: cometary |
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| cosmetic | (adjective) serving an aesthetic purpose in beautifying the body | Synonyms: enhancive |
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| (adjective) serving an esthetic rather than a useful purpose | Synonyms: decorative, ornamental |
| (noun) a toiletry designed to beautify the body | - |
| cosmetically | (adverb) for cosmetic purposes to improve appearance | - |
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| cosmetician | (noun) someone who sells or applies cosmetics | - |
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| (noun) someone who works in a beauty parlor | Synonyms: beautician |
| cosmetologist | (noun) an expert in the use of cosmetics | - |
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| cosmetology | (noun) the practice of beautifying the face and hair and skin | - |
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| craniometer | (noun) an instrument for measuring skull sizes | - |
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| craniometric | (adjective) of or relating to craniometry | Synonyms: craniometrical |
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