( n. )
the curve traced by any point in the plane of a given curve when the latter rolls, without sliding, over another fixed curve. See Cycloid, and Epycycloid.
( n. )
the curve traced by any point in the plane of a given curve when the latter rolls, without sliding, over another fixed curve. See Cycloid, and Epycycloid.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012