n. The act or method of ascertaining the strength of vinegar, or the proportion of acetic acid contained in it. Ure. [ 1913 Webster ]

n. [ L. acidus acid + -metry. ] (Chem.) The measurement of the strength of acids, especially by a chemical process based on the law of chemical combinations, or the fact that, to produce a complete reaction, a certain definite weight of reagent is required. -- Ac`id*i*met"ric*al a. [1913 Webster]

n. [ Gr. &unr_; to hear + -metry. ] The measuring of the power or extent of hearing. [ 1913 Webster ]

n. 1. The measurement of the force of solar radiation. Maury. [ 1913 Webster ]

2. The measurement of the chemical or actinic energy of light. Abney. [ 1913 Webster ]

n. [ Aëro- + -metry: cf. F. érométrie. ] The science of measuring the air, including the doctrine of its pressure, elasticity, rarefaction, and condensation; pneumatics. [ 1913 Webster ]

n. The process or method of ascertaining the proportion of pure alcohol which spirituous liquors contain. [ 1913 Webster ]

n. See Alcoholometry. [ 1913 Webster ]

☞ The chemists say alcomètre, alcoomètrie, doubtless by the suppression of a syllable in order to avoid a disagreeable sequence of sounds. (Cf. Idolatry.) Littré. [ 1913 Webster ]

n. [ Cf. F. alcalimètrie. ] (Chem.) The art or process of ascertaining the strength of alkalies, or the quantity present in alkaline mixtures. [ 1913 Webster ]

n. 1. the study of the relative growth of a part of an organism in relation to the growth of the whole. [ WordNet 1.5 ]

n. [ Cf. F. altimétrie. ] The art of measuring altitudes, or heights. [ 1913 Webster ]

n. The act or process of ascertaining the force or velocity of the wind. [ 1913 Webster ]

n. [ Gr. 'a`nqrwpos man + -mercy. ] Measurement of the height and other dimensions of human beings, especially at different ages, or in different races, occupations, etc. Dunglison. [ 1913 Webster ]

n. [ Pref. apo- + Gr. &unr_; length + -metry. ] The art of measuring the distance of objects afar off. [ Obs. or R. ] [ 1913 Webster ]

n. [ Gr. 'araio`s thin, rare + -metry. ] The art or process of measuring the specific gravity of fluids. [ 1913 Webster ]

n. [ Astro- + metry. ] The art of making measurements among the stars, or of determining their relative magnitudes. [ 1913 Webster ]

n. (Astron.) The determination of the brightness of stars, and also of the sun, moon, and planets. -- As`tro*pho`to*met"ric*al a. [Webster 1913 Suppl.]

n. [ Gr. &unr_;; 'a priv. + &unr_; symmetry. ] 1. Want of symmetry, or proportion between the parts of a thing, esp. lack of bilateral symmetry. [ 1913 Webster ]

2. (Math.) Incommensurability. [ Obs. ] Barrow. [ 1913 Webster ]

n. 1. the measurement of hearing.
Syn. -- audiology [ WordNet 1.5 ]

2. measuring sensitivity of hearing. [ WordNet 1.5 ]

n. [ L. baculum staff + -metry. ] Measurement of distance or altitude by a staff or staffs. [ 1913 Webster ]

n. The art or process of making barometrical measurements. [ 1913 Webster ]

n. [ Gr. ba`qos depth + -metry. ] The art or science of sounding, or measuring depths in the sea. [ 1913 Webster ]

n. [ Gr. bi`os life + -metry. ] Measurement of life; calculation of the probable duration of human life. [ 1913 Webster ]

n. (Physics) Measurement of the quantities of heat in bodies. [ 1913 Webster ]

n. [ Gr. kardi`a heart + -metry. ] (Med.) Measurement of the heart, as by percussion or auscultation. [ 1913 Webster ]

n. (Anthropometry) The measurement of the heads of living persons. -- Ceph`a*lo*met"ric pos>a. [Webster 1913 Suppl.]

n. See Chlorometry. [ 1913 Webster ]

n. The process of testing the bleaching power of any combination of chlorine. [ 1913 Webster ]

n. [ Gr. &unr_; place + -metry. ] The art of surveying a region or district. [ 1913 Webster ]

n. [ Cf. F. chronométrie. ] The art of measuring time; the measuring of time by periods or divisions. [ 1913 Webster ]

n. (geol.) That art or operation of measuring the inclination of strata. [ 1913 Webster ]

n. [ See Colorimeter. ] 1. The quantitative determination of the depth of color of a substance. [ Webster 1913 Suppl. ]

2. A method of quantitative chemical analysis based upon the comparison of the depth of color of a solution with that of a standard liquid. [ Webster 1913 Suppl. ]

n. (Zool.) The art of measuring shells or their curves; conchyliometry. [ 1913 Webster ]

n. [ Gr. &unr_; + -metry. ] Same as Conchometry. [ 1913 Webster ]

n. [ Gr. ko`smos the world + -metry. ] The art of measuring the world or the universe. Blount. [ 1913 Webster ]

n. The art or act of measuring skulls. [ 1913 Webster ]

n. [ Gr. kry`stallos crystal + -metry. ] The art of measuring crystals. [ 1913 Webster ]

n. [ Cyclo- + -metry: cf. F. cyclométrie. ] (Geom.) The art of measuring circles. [ 1913 Webster ]

n. measuring the optical density of a substance by shining light through it and measuring the intensity of the transmitted light. [ WordNet 1.5 ]

n. [ Pref. dis- + symmetry. ] Absence or defect of symmetry; asymmetry. [ 1913 Webster ]

n. [ NL. dosis dose + -metry. ] (Med.) Measurement of doses; specif., a system of therapeutics which uses but few remedies, mostly alkaloids, and gives them in doses fixed by certain rules. -- Do`si*met"ric a. -- Do*sim"e*trist n. [ Webster 1913 Suppl. ]

n. The art or process of measuring forces doing work. [ 1913 Webster ]

n. [ Cf. F. échométrie. ] 1. The art of measuring the duration of sounds or echoes. [ 1913 Webster ]

2. The art of constructing vaults to produce echoes.

n. [ Cf. F. électrométrie. ] (Physics) The art or process of making electrical measurements. [ 1913 Webster ]

n. [ Gr. 'epi`pedos on the ground, level ('epi` + pe`don ground) + -metry. ] (Geom.) The mensuration of figures standing on the same base. [ Obs. ] [ 1913 Webster ]

n. [ Cf. F. eudiométrie. ] (Chem.) The art or process of determining the constituents of a gaseous mixture by means of the eudiometer, or for ascertaining the purity of the air or the amount of oxygen in it. [ 1913 Webster ]

n. The art or process of measuring the force of electric currents. [ 1913 Webster ]

n. The art or practice of measuring gases; also, the science which treats of the nature and properties of these elastic fluids. Coxe. [ 1913 Webster ]

n.; pl. Geometries ety>[ F. géométrie, L. geometria, fr. Gr. &unr_;, fr. &unr_; to measure land; ge`a, gh^, the earth + &unr_; to measure. So called because one of its earliest and most important applications was to the measurement of the earth's surface. See Geometer. ] 1. That branch of mathematics which investigates the relations, properties, and measurement of solids, surfaces, lines, and angles; the science which treats of the properties and relations of magnitudes; the science of the relations of space. [ 1913 Webster ]

2. A treatise on this science. [ 1913 Webster ]

Analytical geometry, or
Coördinate geometry, that branch of mathematical analysis which has for its object the analytical investigation of the relations and properties of geometrical magnitudes. --
Descriptive geometry, that part of geometry which treats of the graphic solution of all problems involving three dimensions. --
Elementary geometry, that part of geometry which treats of the simple properties of straight lines, circles, plane surface, solids bounded by plane surfaces, the sphere, the cylinder, and the right cone. --
Higher geometry, that pert of geometry which treats of those properties of straight lines, circles, etc., which are less simple in their relations, and of curves and surfaces of the second and higher degrees. [ 1913 Webster ]

n. [ Cf. F. goniométrie. ] (Math.) The art of measuring angles; trigonometry. [ 1913 Webster ]

n. (Chem.) the measurement of specific gravity.
Syn. -- hydrometry. [ WordNet 1.5 ]