( n. )
A surface which may be generated by a straight line moving in such a manner as always to meet a given straight line and a given curve, and continue parallel to a given plane.
( n. )
A surface which may be generated by a straight line moving in such a manner as always to meet a given straight line and a given curve, and continue parallel to a given plane.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012