1.
A ~ process or development is one in which something changes or progresses straight from one stage to another, and has a starting point and an ending point.
...the ~ view of time, with the idea that the past is moving into the present and the present into the future.
ADJ: usu ADJ n
2.
A ~ shape or form consists of straight lines.
...the sharp, ~ designs of the Seventies and Eighties.
ADJ: usu ADJ n
3.
Linear movement or force occurs in a straight line rather than in a curve.
ADJ: usu ADJ n