Mathematics. The curve traced in space by a point in the circumference (or on a radius) of a circle as the circle rolls along a straight line.
| 单词 | θ115766 |
| 释义 | the world > relative properties > number > geometry > curve > [noun] > generated by or related to a point > by revolution (13) cycloid1661 Mathematics. The curve traced in space by a point in the circumference (or on a radius) of a circle as the circle rolls along a straight line. epicycloid1696 A curve described by a point on the circumference of a circle as it both revolves around its centre and moves along the circumference of another… trochoid1704 Geometry. A curve traced by a point on or connected with a rolling circle; originally = cycloid, n. 1: now usually restricted to the curtate and p… involute figure or curve1706 Geometry. †involute figureor curve: = B. 2. Obsolete. Of a tooth in a cog-wheel: Having its working face in the form of an involute. roulette1708 Mathematics. The path traced by a point on a curve as it rolls without slipping over another curve or a line. evolute1753 irregular. = involute, n. 2. Obsolete. epicycle1756 A curve described by a point on the circumference of a circle as it both revolves around its centre and moves along the circumference of another… involute1796 Geometry. A curve such as would be traced out by the end of a flexible inextensible string if unwrapped (being still kept stretched) from a given… hypocycloid1843 A curve traced by a point in the circumference of a circle which rolls round the interior circumference of another circle (cf. epicycloid, n.). hypotrochoid1843 The curve described by a point rigidly connected with the centre of a circle which rolls on the inside of another circle. axoid1876 A curve generated by the revolution of a point round an advancing axis, e.g. the cycloid. epicyclic1878 A curve described by a point on the circumference of a circle as it both revolves around its centre and moves along the circumference of another… astroid1886 Geometry. A hypocycloid with four cusps. |
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