pacer
noun C2- One who paces.
- In harness racing, a horse with a gait in which the front and back legs on one side take a step together alternating with the legs on the other side; as opposed to a trotter.
- A pacemaker (one who sets the pace in a race).
- A timer in an electric toothbrush that indicates how long the user should spend brushing in each part of the mouth.
Plural pacers
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