trokoid

listen to the pronunciation of trokoid
Turkish - English
trochoid
The curve traced by a point on a circle as it rolls along a straight line
capable of rolling
allowing rotation
{n} another name for the cycloid
Top-shaped; having a flat base and conical spire; said of certain shells
Cycloids, epicycloids, hypocycloids, cardioids, etc
are all trochoids
Of or pertaining to the genus Trochus or family Trochidæ
{s} having a wheel-like rotary motion
Admitting of rotation on an axis; sometimes applied to a pivot joint like that between the atlas and axis in the vertebral column
The curve described by any point in a wheel rolling on a line; a cycloid; a roulette; in general, the curve described by any point fixedly connected with a moving curve while the moving curve rolls without slipping on a second fixed curve, the curves all being in one plane