Answer | Crossword Clue |
---|---|
envelopes | A curve or surface tangent to each of a family of curves or surfaces |
trajectories | A curve or surface cutting a family of curves or surfaces at a constant angle |
trajectory | A curve or surface cutting a family of curves or surfaces at a constant angle |
envelope | curve tangent to each of a family of curves |
envelope | surface tangent to each of a family of surfaces |
osculates | (of a curve or surface) Touch (another curve or surface) so as to have a common tangent at the point of contact |
osculating | (of a curve or surface) Touch (another curve or surface) so as to have a common tangent at the point of contact |