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A modification of the stethoscope, for directly auscultating the uterus from the vagina.

trees or shrubs, found in Australia and the South Sea Islands, and having very hard wood. Metrosideros vera is the true ironwood.

An instrument for cutting or scarifying the uterus or the neck of the uterus.

A suffix denoting the art, process, or science, of measuring; as, acidmetry, chlorometry, chronometry.

of Mete, to dream. Chaucer.

disposition; -- usually in a good sense. A certain critical hour which shall... try what mettle his heart is made of. South. Gentlemen of brave mettle. Shak. The winged courser, like a generous horse, Shows most true mettle when you check his course. Pope. To put one one's mettle, to cause or incite one to use one's b…

Having mettle; high-spirited; ardent; full of fire. Addison.

Full of spirit; possessing constitutional ardor; fiery; as, a mettlesome horse. -- Met"tle*some*ly, adv. -- Met"tle*some*ness, n.

An apparatus for measuring the velocity imparted by gunpowder.

An instrument for estimating the amount of acetic acid in vinegar or in any liquid containing acetic acid.

The act or method of ascertaining the strength of vinegar, or the proportion of acetic acid contained in it. Ure.

Same as Acetimeter. Brande & C.

An instrument for ascertaining the strength of acids. Ure.

roduce a complete reaction, a certain definite weight of reagent is required. -- Ac`id*i*met"ric*al, a.

An instrument for measuring the acuteness of the sense of hearing. Itard.

The measuring of the power or extent of hearing.

An instrument for measuring the direct heating power of the sun's rays.

Pertaining to the measurement of the intensity of the solar rays, either (a) heating, or (b) actinic.

The measurement of the force of solar radiation. Maury.

An instrument for ascertaining the weight or density of air and gases.