WAYWISER

waywiser. Waywiser, n. an instrument to measure distances on a road, a pedometer or perambulator

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Way″wis′er (?), n. [[Cf. G. wegweiser a waymark, a guide; weg way + weisen to show, direct.]] An instrument for measuring the distance which one has traveled on the road; an odometer, pedometer, or perambulator. The waywiser to a coach, exactly measuring the miles, and showing them by an index. Evelyn.