vanishing point

Definition

The point in a perspective drawing at which parallel lines receding from an observer seem to converge.

Example Sentences

• "These formulae . . . give for the vanishing point of a set of parallel lines whose common azimuth is α and declivity δ: η=d tan α, ζ=d tan δ sec α."
• "At 8h 35' 4", the least dent possible, quite black, appeared in the sun's limb. And at 8h 35' 6", the limb was restored to its perfect form, there having been a small trembling light, between the narrow watery border of Venus and the vanishing point of contact in the sun's limb for these two seconds of time."
• "It might cut the tuberculosis deathrate to the vanishing point."