| cycloid |
resembling a circle
출처: wordnet.princeton.edu/perl/webwn
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| cycloid |
in geometry, a curve resembling a series of arches traced out by a point on the circumference of a circle that rolls along a straight line. Its applications include the study of the motion of wheeled vehicles along roads and tracks.
출처: library.thinkquest.org/C007273/geomconcept.html
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| cycloid |
said of the scales of typical soft-rayed fishes having smooth posterior margins (smooth to the touch)
출처: gmbis.marinebiodiversity.ca/BayOfFundy/glossF.html
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| cycloid |
Smooth, with circular or concentric lines of growth (refers to fish scales).
출처: sites.state.pa.us/PA_Exec/Fish_Boat/pafish/fishhtm...
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| cycloid |
a curve traced by any point on the circumference of a circle that rolls without sliding on a straight line. The area under one arch of the cycloid (blue, in the diagram) is exactly three times the area of the circle.
출처: mcraefamily.com/MathHelp/GeometryGlossary.htm
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