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An instrument for measuring the magnifying power of a lens or system of lenses.

An apparatus for measuring or determining the proportion of nitrogen; a nitrometer.

An instrument for determining the delicacy of the sense of pressure. -- Bar`æs*the`si*o*met"ric, Bar`es*the`si*o*met"ric (#), a.

An aneroid barometer for use with accompanying graphic diagrams and printed directions designed to aid mariners to interpret the indications of the barometer so as to determine the existence of a violent storm at a distance of several hundred miles.

An instrument for ascertaining the weight and length of a newborn infant.

e atmospheric pressure. At the sea level its ordinary height is about 30 inches (760 millimeters). See Sympiesometer. Nichol. Aneroid barometer. See Aneroid barometer, under Aneroid. -- Marine barometer, a barometer with tube contracted at bottom to prevent rapid oscillations of the mercury, and suspended in gimbals f…

An instrument for measuring depths, esp. one for taking soundings without a sounding line.

A cupping glass to which are attached a scarificator and an exhausting syringe. Dunglison.

An instrument for measuring the bleaching power of chloride of lime and potash; a chlorometer. Ure.

An instrument for measuring minute quantities of radiant heat, especially in different parts of the spectrum; -- called also actinic balance, thermic balance. S. P. Langley.

An instrument for noting or recording phenomena attendant on thunderstorms.

An instrument for determining the amount of fatty matter or butter contained in a sample of milk.

An apparatus for measuring the amount of heat contained in bodies or developed by some mechanical or chemical process, as friction, chemical combination, combustion, etc.

The illumination given by a standard candle at a distance of one meter; -- used as a unit of illumination, except in Great Britain.

An instrument for detecting and measuring the amount of carbon which is present, or more esp. the amount of carbon dioxide, by its action on limewater or by other means.

erences in vertical height are thus shown on the graduated standard. [Written also kathetometer.]

Of or pertaining to a cemetery. "Cemeterial cells." [R.] Sir T. Browne.

A place or ground set apart for the burial of the dead; a graveyard; a churchyard; a necropolis.

The hundredth part of a meter; a measure of length equal to rather more than thirty-nine hundredths (0.3937) of an inch. See Meter.

An instrument measuring the dimensions of the head of a fetus during delivery.