noun
definition
An edge around something, especially when circular.
definition
A wheelrim.
definition
A semicircular copydesk.
verb
definition
To form a rim on.
definition
To follow the contours, possibly creating a circuit.
example
A walking path rims the island.
definition
(of a ball) To roll around a rim.
example
The basketball rimmed in and out.
Examples of rim in a Sentence
He studied her for a moment over the rim of his cup.
He frowned at her over the rim of his thick glasses.
Above the rim of the pitcher is a broad flattened lid, which is also a laminar development.
The road which ascended to the temple from the rim of the lake is still well preserved.
It is upon the line of the rim of the inner crater of the great volcano, while Tusculum and Algidus Mons mark the edge of the earlier outer crater, which was about 7 m.
Usually only one orifice to the lachrymal canal, situated inside the rim of the orbit.
Immediately north of Chimborazo, and separated from it by only a narrow valley, are the lower triple summits of Carahuairazo, or Carguairazo (which the natives call Chimborazo-embra, " Chimborazo's wife "), whose hollow cone collapsed in 1698 during a great earthquake, and left the jagged rim which adds so much to its present picturesque appearance.
Eastern Moquegua is volcanic, and is broken by the high range that forms the western rim of the Titicaca basin.
In Se p tember of that year he discovered that the force required for the rotation of a copper disk becomes greater when it is made to rotate with its rim between the poles of a magnet, the disk at the same time becoming heated by the eddy or "Foucault currents" induced in its metal.
The Alpine troops on the right of the Corps pushed forward quickly and occupied various important heights on the northern rim of the Asiago plateau.
The line chosen by Krauss ran from south of Rovereto in front of Col Santo to the Borcola Pass; thence along the rim of the Arsiero plateau, north of the Posina and east of the Upper Astico; thence north-eastward across the Val d'Assa to Monte Mosciagh, and thence northward to the old frontier.
The head is covered with a turban, or a cap of a fashion peculiar to the Parsees; it is made of stiff material, something like the European hat, without any rim, and has an angle from the top of the forehead backwards.
Of these the most important is the great oval mass of granite in the North, composed of two varieties; one, coarse-grained and older, forms the outside rim, while the fine-grained and newer type occurs in the interior.
Army and given to the Duke of Aosta, who was already forming a reserve line on the western rim of the Carso, preparatory to the withdrawal of his main body.
One of those consists in forming the rim of each wheel into a series of alternate ridges and grooves parallel to the plane of rotation; it is applicable to cylindrical and bevel wheels, but not to skew-bevel wheels.
Separate teeth, fixed into mortises in the rim of the wheel, are called cogs.
Flywheels.A flywheel is a rotating piece in a machine, generally shaped like a wheel (that is to say, consisting of a rim with spokes), and suited to store and restore energy by the periodical variations in its angular velocity.
Middle Park is not level, but is traversed thickly by low ranges like the Alleghanies; in the bordering mountain rim are several of the grandest mountain peaks and some of the most magnificent scenery of the state.
Asphalt occurs in the high north rim of Middle Park (c. 10,000 ft.).
At the southern frontier of Bolivia the main chain, which has served as the boundary line between Argentina and Chile, divides into two great ranges, the principal one continuing almost due north along the eastern side of the great Bolivian alto-planicie, and the other forming its western rim, where it is known as the Cordillera Silillica, and then following the trend of the coast north-westward into Peru becomes the Cordillera Occidental.
He introduced and practised the forms of the sonnet, canzon, ode, epistle in oitava rim y and in tercets, and the epigram, and raised the whole tone of poetry.
The other method is to fill the vessel with water till the level of the water stands a little higher than the rim of the vessel.
Their decoration is confined to a band round the upper part of the pot, or often only a projecting flange lapped round the whole rim.
The outer rim of the Welsh area contains a broken series of coal-fields, where patches of Carboniferous strata come to the surface on the edge of the New Red Sandstone plain.
The Hampshire Basin forms a triangle with Dorchester, Salisbury and Worthing near the angles, and the rim of Chalk to the south appears in broken fragments in the Isle of Purbeck, the Isle of Wight, and to the east of Bognor.
At the south-east corner the rim of the crater is, as it were, breached by a deep crevasse through which the Abai escapes, and here develops a great semicircular bend like that of the Takazze, but in the reverse direction - east, south and north-west - down to the plains of Sennar, where it takes the name of Bahr-el-Azrak or Blue Nile.
The surface region which yields a continuous spectrum is called the photosphere; it possesses optically a sharp boundary, which is generally a perfect sphere, but shows occasionally at the rim slight depressions or more rarely elevations.
Adams make its direction downwards; but round the rim and on bridges the characteristic distortions due to eruptive prominences are often observed.
In the higher chromosphere on occasions metallic gases are carried up to such a level that without an eclipse a bright line spectrum of many elements may be seen, but it is always possible to see those of hydrogen and helium, and by opening the slit of the spectroscope so as to weaken still further the continuous spectrum from the photosphere (now a mere reflection) the actual forms of the gaseous structures called prominences round the sun's rim may be seen.
Whatever be the subsequent method of reduction, the instant is required when the planet's disk is in internal contact with that of the sun; but after contact has plainly passed it still remains connected with the sun's rim by a " black drop," with the result that trained observers using similar instruments set up a few feet from one another sometimes differed by half a minute of time in their record.
Driving pulleys are usually constructed of cast iron, and are of circular form, having a central nave by which they are secured to the shaft by keys or other fastenings, and straight or curved arms connecting the nave to the rim, which latter is of a form adapted to the connector.
The rim is slightly wider than the belt, and is of such a section as will suffice to resist the stress due to the pull of the belt, which is commonly taken as 80 lb per inch of width for single belting and 140 lb per inch of width for double belting.
The rim is also subject to a centrifugal tension of amount wv 2 /g pounds per square inch of section, where w is the weight in pounds of a length of one foot of the pulley rim one square inch in section, and v is the velocity of the rim in feet per second.
The combination of these stresses generally limits the rim velocity of cast-iron pulleys to 80 or loo ft.
The arms are elliptical in cross-section, diminishing from the nave to the rim, and are usually designed as equally loaded cantilevers, fixed at the nave and free at the rim.
Benjamin (American Machinist, 1898) on castiron pulleys loaded by a belt to imitate the conditions in practice led him to the conclusion that the rim is usually not sufficiently rigid to load the arms equally, and that the ends of the arms are subjected to bending movements of opposite sign, that at the nave being almost invariably the greater.
The pulley is in halves to facilitate fixing, and when in place the sections C are joined by plates E, bolted or riveted to the rim.
Wooden pulleys are preferably made of maple, the rim being formed of small sections morticed, pinned and glued together, with the grain set in such directions that any warping of the material will leave the cylindrical form practically unaltered.
Wooden pulleys are generally made in two halves, bolted together at the rim and nave, and are provided with wooden spokes dovetailed into the rim and secured by keys.
The rims of pulleys, round which flat bands are wrapped, may be truly cylindrical, in which case the belt will run indifferently at any part of the pulley, or the rim may be swelled towards the centre, when the central line of the band will tend to run in the diametral plane of the pulley.
In practice the pulley rim is curved to a radius of from three to five times its breadth, and this not only guides the belt, but allows the line of direction of the advancing side to deviate to a small extent, depending on the elasticity of the material.
A physical description of Ireland, therefore, falls naturally under three heads - the coasts, the mountain rim and the central plain.
Due south the plateau rim is formed by three parallel steps with level ground between them.
Towards the extreme west the Futa Jallon highlands form an important diverging point of rivers, but beyond this, as far as the Atlas chain, the elevated rim of the continent is almost wanting.
Towards the close of the Karroo period, possibly about the middle, the southern rim of the great central depression became ridged up to form the folded regions of the Zwaarteberg, Cedarberg and Langeberg mountains in Cape Colony.
The olive thrives well at Rudbar and Manjil in the Sefid RIM valley and the oil extracted from it by a Provencal for some years until 1896, when he was murdered, was of very good quality and found a ready market at Baku.
The light is finally received in a Galilean telescope, containing an analyser and carried at the centre of a circular plate, that is graduated on its rim and can be turned in front of a vernier by means of a rack and pinion.
The limb of the calyx may appear as a rim, as in some Umbelliferae; or as pappus, in Compositae and Valeriana.
In Valeriana the superior calyx is at first an obsolete rim, but as the fruit ripens it is shown to consist of hairs rolled inwards, which expand so as to waft the fruit.
In England, in the 17th century, the square flat top began to be enlarged, forming a rim of thick stuff projecting beyond the close-fitting cap. This was the "square cap" so virulently denounced by the Puritans as a symbol of High Church Erastianism.