Definition of trajectory:
direction, axis, inclined plane, diagonal, outline, development, a giant step/leap/stride, the march of something, horizontal, escape, line, maturation, arc, history, flight of steps, chord, advance, diameter, progress, advancement, momentum, flight, flying, flight of stairs, curvature.
- "Between the Lines", Boyd Cable.
- "Jack of No Trades", Charles Cottrell.
- "NATURAE", Dom.