3. A district within which one is authorized to make a tour of
inspection. "The . . . bounds of his own perambulation." [Obs.]
Holyday.
Per*am"bu*la`tor (?), n. 1. One who perambulates.
2. A surveyor's instrument for measuring distances. It consists of a
wheel arranged to roll along over the ground, with an apparatus of
clockwork, and a dial plate upon which the distance traveled is shown
by an index. See Odometer.