| Answer | Crossword Clue |
|---|---|
| rectilinear | Contained by, consisting of, or moving in a straight line or lines |
| curvilinear | Contained by or consisting of a curved line or lines |
| projecting | Draw straight lines from a center of or parallel lines through every point of (a given figure) to produce a corresponding figure on a surface or a line by intersecting the surface |
| projected | Draw straight lines from a center of or parallel lines through every point of (a given figure) to produce a corresponding figure on a surface or a line by intersecting the surface |
| nowy | noting a partition line or charge in which one or more curves interrupt a normally straight line or lines, usually halfway along their length |
| helicoid | warped surface generated by a straight line moving so as to cut or touch a fixed helix |
