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The mutual influence, under certain conditions, of two streams of light, or series of pulsations of sound, or, generally, two waves or vibrations of any kind, producing certain characteristic phenomena, as colored fringes, dark bands, or darkness, in the case of light, silence or increased intensity in sounds; neutrali…

Between globules; -- applied esp. to certain small spaces, surrounded by minute globules, in dentine.

aving the nature of, an interjection; consisting of natural and spontaneous exclamations. Certain of the natural accompaniments of interjectional speech, such as gestures, grimaces, and gesticulations, are restrained by civilization. Earle.

ntermittent fever. Boyle. Intermittent fever (Med.), a disease with fever which recurs at certain intervals; -- applied particularly to fever and ague. See Fever. -- Intermittent gearing (Mach.), gearing which receives, or produces, intermittent motion. -- Intermittent springs, springs which flow at intervals, not ap…

Uniting two groups; -- said of certain genera which connect family groups, or of species that connect genera. See Osculant.

Between the radii, or rays; -- in zoölogy, said of certain parts of radiate animals; as, the interradial plates of a starfish.

Having exponents which are radical quantities; -- said of certain powers; as, xsq. root2, or xsq. roota. Interscedent series, a series whose terms are interscendent quantities. Hutton.

Between the sternal; -- said of certain membranes or parts of insects and crustaceans.

Included wholly within an organ or limb, as certain groups of muscles; -- opposed to extrinsic. Intrinsic energy of a body (Physics), the work it can do in virtue of its actual condition, without any supply of energy from without. -- Intrinsic equation of a curve (Geom.), the equation which expresses the relation whic…

ver to (another) something in trust; to commit or surrender (something) to another with a certain confidence regarding his care, use, or disposal of it; as, to intrust a servant with one's money or intrust money or goods to a servant.

A continuous marginal covering of sporangia, in certain ferns, as in the common brake, or the cup-shaped processes of the filmy ferns.

tibility, characteristic of all living organisms, tissues, and cells, to the influence of certain stimuli, response being manifested in a variety of ways, -- as that quality in plants by which they exhibit motion under suitable stimulation; esp., the property which living muscle processes, of responding either to a dir…

lity; susceptible of irritation; capable of being excited to action by the application of certain stimuli.

ne substance, C8H5NO2, obtained by the oxidation of indigo blue. It is also produced from certain derivatives of benzoic acid, and is one important source of artificial indigo. [Written also, less properly, isatine.]

A verb ending, originally appearing in certain verbs of French origin; as, abolish, cherish, finish, furnish, garnish, impoverish.

height of the barometer reduced to sea level is the same either at a given time, or for a certain period (mean height), as for a year; an isopiestic line. [Written also isobare.]

A line connecting the points on the surface of the earth where a certain temperature is found at the same depth.

Having the same color; connecting parts having the same color, as lines drawn through certain points in experiments on the chromatic effects of polarized light in crystals.

A white, crystalline, sugarlike substance, obtained by the decomposition of certain glucosides, and intermediate in nature between the hexacid alcohols (ductile, mannite, etc.) and the glucoses.

quality of having similar sexual zooids or gonophores and dissimilar hydrants; -- said of certain hydroids.