Search the Dictionary

Measurement of the heart, as by percussion or auscultation.

An instrument for the accurate measurement of small differences of height; esp. of the differences in the height of the upper surfaces of two columns of mercury or other fluid, or of the same column at different times. It consists of a telescopic leveling apparatus (d), which slides up or down a perpendicular metallic…

The measurement of the heads of living persons. -- Ceph`a*lo*met"ric (#),a.

To arrange (wood, etc.) in a pile for measurement by the cord.

Piled in a form for measurement by the cord.

The standard unit of quantity in electrical measurements. It is the quantity of electricity conveyed in one second by the current produced by an electro-motive force of one volt acting in a circuit having a resistance of one ohm, or the quantitty transferred by one ampère in one second. Formerly called weber.…

An adjustable gage, with double points for transferring measurements from one timber to another, as the breadth of a mortise to the place where the tenon is to be made. Knight.

Any lath laid without actual measurement between two gauged laths.

A thermometer for the measurement of low temperatures, esp. such an instrument containing alcohol or some other liquid of a lower freezing point than mercury.

The quality of being deep; deepness; perpendicular measurement downward from the surface,or horizontal measurement backward from the front; as, the depth of a river; the depth of a body of troops.

The act, process, or result of any accurate measurement, as of length, volume, weight, intensify, etc.; as, the determination of the ohm or of the wave length of light; the determination of the salt in sea water, or the oxygen in the air.

Relating to the measurement of the tactile sensibility of parts; as, diaphemetric compasses. Dunglison.

ure in a single line, as length, breadth, height, thickness, or circumference; extension; measurement; -- usually, in the plural, measure in length and breadth, or in length, breadth, and thickness; extent; size; as, the dimensions of a room, or of a ship; the dimensions of a farm, of a kingdom. Gentlemen of more than…

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.

or measuring accurately the diameter of the image of the object glass there formed; which measurement, compared with the actual diameter of the glass, gives the magnifying power.

Relating to a dynamometer, or to the measurement of force doing work; as, dynamometrical instruments.

The art or process of making electrical measurements.

Pertaining to, or designed for, the measurement of endosmotic action.

the frequency with which that error will be committed in making a large number of careful measurements of a quantity. -- Probable error. (Mensuration) See under Probable. -- Writ of error (Law), an original writ, which lies after judgment in an action at law, in a court of record, to correct some alleged error in the…

An instrument for the volumetric measurement of gases; -- so named because frequently used to determine the purity of the air.