Usage examples (33)

• It must, however, be remembered that rays have no physical existence, for it is the waves that are propagated, and not the ray, which simply indicates the direction that the...
• If the outline be rectilineal, simplicity of law produces symmetry, and variety of result can be attained only at the expense of simplicity in the law.
• The first law of motion is, that everything preserves a state of rest, or of uniform rectilineal (that is, straight, motion), unless affected by some moving force.
• Another problem solved by the Pythagoreans was that of drawing a rectilineal figure which shall be equal in area to one given rectilineal figure and similar to...