264. Measurement

See also 226. INSTRUMENTS .

acetimetry

the measurement of the relative amount of acetic acid in a given subtance. —acetimetrical , adj.

acidimetry

Chemistry. the determination of the amount of free acid in a liquid. —acidimeter , n. —acidimetrical , adj.

algometry

measurement of pain by means of an algometer.

atmidometry

the measurement of evaporation in the air. —atmidometer , n.

autometry

1. the measurement of oneself.

2. the measurement of a part of a figure as a fraction of the total figure’s height. —autometric , adj.

baculometry

the measurement of distance or lines by means of a stave or staff.

chorometry

the science of land surveying.

chronoscopy

accurate measurement of short intervals of time by means of a chronoscope. —chronoscopic , adj.

cosmometry

the science of measuring the universe.

cryometry

the measurement of extremely low temperatures, by means of a cryometer.

cyclometry

the measurement of circles.

dosimetry

the measurement by a dosimeter of the dosage of radiation a per-son has received. See also 130. DRUGS . —dosimetrist , n. —dosimetric, dosimetrical , adj.

erythrocytometry

measurement of the red blood cells in the blood, by use of an erythrocytometer.

eudiometry

the science of measuring and analyzing gases by means of a eudiometer.

fluorometry

the measurement of fluorescence, or visible radiation, by means of a fluorometer. —fluorometric , adj.

galvanometry

the measurement of the strength of electric currents, by means of a galvanometer. —galvanometric, galvanometrical , adj.

gasometry

the measurement of the amounts of the gases in a mixture. —gasometer , n. —gasometric, gasometrical , adj.

goniometry

the practice or theory of measuring angles, especially by means of a goniometer.

halometry

the measurement of the dimensions and angles of the planes of salt crystals. —halometer , n.

heliometry

the practice of measuring the angular distance between stars by means of a heliometer. —heliometric, heliometrical , adj.

horometry

the art or science of measuring time. —horometrical , adj.

hypsometry

the measurement of altitude and heights, especially with refer-ence to sea level. —hypsometric, hypsometrical , adj.

indigometry

the practice and art of determining the strength and coloring power of an indigo solution.

isometry

equality of measure. —isometric, isometrical , adj.

konimetry

the measurement of impurities in the air by means of a konimeter. —konimetric , adj.

kymography, cymography

1. the measuring and recording of variations in fluid pressure, as blood pressure.

2. the measuring and recording of the angular oscillations of an aircraft in flight, with respect to an axis or axes flxed in space. —kymograph , n. —kymographic , adj.

megameter

Rare. an instrument for measuring large objects. See also 178. GEOGRAPHY .

mensuration

1. the act, process, or science of measurement.

2. the branch of geometry dealing with measurement of length, area, or volume. —mensurate, mensurational , adj.

metrology

the study and science of measures and weights. —metrologist , n. —metrological , adj.

osmometry

the measurement of osmotic pressure, or the force a dissolved substance exerts on a semipermeable membrane through which it cannot pass when separated by it from a pure solvent. —osmometric , adj.

osteometry

the measurement of bones.

oxidimetry

the determination or estimation of the quantity of oxide formed on a substance. —oxidimetric , adj.

pantometry

Obsolete, the realm of geometrical measurements, taken as a whole. —pantometer , n. —pantometric, pantometrical , adj.

piezometry

the measurement of pressure or compressibility, as with a piezometer. —piezometric , adj.

plastometry

the measurement of the plasticity of materials, as with a plastometer. —plastometric , adj.

pulmometry

the measurement of the capacity of the lungs. —pulmometer , n.

pyrometry

the measurement of temperatures greater than 1500 degrees Celsius. —pyrometer , n. —pyrometric, pyrometrical , adj.

radiometry

the measurement of radiant energy by means of a radiometer. —radiometric , adj.

rheometry

the measurement of electric current, usually with a galvanometer. —rheometric , adj.

stadia

a means of surveying in which distances are measured by reading intervals on a graduated rod intercepted by two parallel cross hairs in the telescope of a surveying instrument. —stadia , adj.

stereometry

1. the process of determining the volume and dimensions of a solid.

2. the process of determining the specific gravity of a liquid. —stereometric , adj.

tachymetry

the measurement of distance, height, elevation, etc., with a tachymeter.

telemetry

the science or use of the telemeter; long-distance measurement.

turbidimetry

the measurement of the turbidity of water or other fluids, as with a turbidimeter. —turbidimetric , adj.

urinometry

measurement of the specific gravity of urine, by means of an urinometer.

volumenometry

the measurement of the volume of a solid body by means of a volumenometer.

volumetry

the measurement of the volume of solids, gases, or liquids; volumetric analysis. —volumetric, volumetrical , adj.

zoometry

the measurement and comparison of the sizes of animals and their parts. —zoometric , adj.