rowelled Definition

rowel
noun

1. A small spiked wheel attached to a spur.
2. vet medicine., historical
A circular piece of material, often leather, inserted under the skin, especially of a horse, to produce a discharge.

verb rowelled, rowelling

1. To spur (a horse) with a rowel (sense 1).
2. To treat (an animal, especially a horse) with a rowel (sense 2).

Etymology: 14c: from French roel a small wheel, from Latin rotella, from rota a wheel.