plane
Webster Dictionary
a surface. real or imaginary, in which, if any two points are taken, the straight line which joins them lies wholly in that surface. or a surface. any section of which by a like surface is a straight line; a surface without curvature
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conic projection
(ɒˈnɪs ɪ ti)
Random House Webster's College Dictionary
a map projection based on the concept of projecting the earth's surface on a conical surface. which is then unrolled to a plane surface.
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level
Webster Dictionary
a line or surface to which, at every point, a vertical or plumb line is perpendicular; a line or surface which is everywhere parallel to the surface of still water; -- this is the true level, and is a curve or surface in which all points are equally distant from the center of the earth, or rather would be so if the earth were an exact sphere
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surface tension
(ˈsɜr fɪs)
Random House Webster's College Dictionary
the elasticlike force existing in the surface of a body, esp. a liquid, tending to minimize the area of the surface and manifested in capillarity, constriction of the surface. etc.
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surface
Webster Dictionary
the exterior part of anything that has length and breadth; one of the limits that bound a solid, esp. the upper face; superficies; the outside; as, the surface of the earth; the surface of a diamond; the surface of the body
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planometer
Webster Dictionary
an instrument for gauging or testing a plane surface. See Surface gauge, under Surface
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skim
Webster Dictionary
to pass near the surface of; to brush the surface of; to glide swiftly along the surface of
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reclination
Webster Dictionary
the act or process of removing a cataract, by applying the needle to its anterior surface. and depressing it into the vitreous humor in such a way that the front surface of the cataract becomes the upper one and its back surface the lower one
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flush
Webster Dictionary
unbroken or even in surface. on a level with the adjacent surface. forming a continuous surface. as, a flush panel; a flush joint
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scrape
Webster Dictionary
to rub over the surface of (something) with a sharp or rough instrument; to rub over with something that roughens by removing portions of the surface. to grate harshly over; to abrade; to make even, or bring to a required condition or form, by moving the sharp edge of an instrument breadthwise over the surface with pressure, cutting away excesses and superfluous parts; to make smooth or clean; as, to scrape a bone with a knife; to scrape a metal plate to an even surface
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pseudosphere
Webster Dictionary
the surface of constant negative curvature generated by the revolution of a tractrix. This surface corresponds in non-Euclidian space to the sphere in ordinary space. An important property of the surface is that any figure drawn upon it can be displaced in any way without tearing it or altering in size any of its elements
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land
Webster Dictionary
in any surface prepared with indentations, perforations, or grooves, that part of the surface which is not so treated, as the level part of a millstone between the furrows, or the surface of the bore of a rifled gun between the grooves
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face
Webster Dictionary
to make the surface of (anything) flat or smooth; to dress the face of (a stone, a casting, etc.); esp., in turning, to shape or smooth the flat surface of, as distinguished from the cylindrical surface
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magnetic flux
(ægˈnɛt ɪk)
Random House Webster's College Dictionary
the total magnetic induction crossing a surface. equal to the integral of the component of magnetic induction perpendicular to the surface over the surface. usu. measured in webers or maxwells.
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graphotype
Webster Dictionary
a process for producing a design upon a surface in relief so that it can be printed from. Prepared chalk or oxide of zinc is pressed upon a smooth plate by a hydraulic press, and the design is drawn upon this in a peculiar ink which hardens the surface wherever it is applied. The surface is then carefully rubbed or brushed, leaving the lines in relief
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indicatrix
Webster Dictionary
a certain conic section supposed to be drawn in the tangent plane to any surface. and used to determine the accidents of curvature of the surface at the point of contact. The curve is similar to the intersection of the surface with a parallel to the tangent plane and indefinitely near it. It is an ellipse when the curvature is synclastic, and an hyperbola when the curvature is anticlastic
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nappe
Webster Dictionary
sheet; surface. all that portion of a surface that is continuous in such a way that it is possible to pass from any one point of the portion to any other point of the portion without leaving the surface. Thus, some hyperboloids have one nappe, and some have two
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surface
Webster Dictionary
a magnitude that has length and breadth without thickness; superficies; as, a plane surface. a spherical surface
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isogeotherm
Webster Dictionary
a line or curved surface passing beneath the earth's surface through points having the same mean temperature
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unifacial
Webster Dictionary
having but one front surface. as, some foliaceous corals are unifacial, the polyp mouths being confined to one surface
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area
Webster Dictionary
an extent of surface. a tract of the earth's surface. a region; as, vast uncultivated areas
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internally
Webster Dictionary
inwardly; within the enveloping surface. or the boundary of a thing; within the body; beneath the surface
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hyperboloid
Webster Dictionary
a surface of the second order, which is cut by certain planes in hyperbolas; also, the solid, bounded in part by such a surface
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sod
Webster Dictionary
that stratum of the surface of the soil which is filled with the roots of grass, or any portion of that surface. turf; sward
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float
Webster Dictionary
anything which floats or rests on the surface of a fluid, as to sustain weight, or to indicate the height of the surface. or mark the place of, something
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ripple
Webster Dictionary
a small wave on the surface of water or other liquids for which the driving force is not gravity, but surface tension
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inequality
Webster Dictionary
unevenness; want of levelness; the alternate rising and falling of a surface. as, the inequalities of the surface of the earth, or of a marble slab, etc
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blanch
Webster Dictionary
to whiten, as the surface of meat, by plunging into boiling water and afterwards into cold, so as to harden the surface and retain the juices
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fret
Webster Dictionary
the agitation of the surface of a fluid by fermentation or other cause; a rippling on the surface of water
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wave
Webster Dictionary
to raise into inequalities of surface. to give an undulating form a surface to
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| BTW, Why won't you become an editor? |
