Atrina zelandica, a large bivalve common from low tide to 45 m depth with a thin, dark, wedge-shaped shell covered with hollow spines. / Atrina squamifera / Modiolus modiolus

One who supplies the trappings for horses.

plural of horse-milliner

a relatively small but very strong horse breed from the mountainous regions of western Norway.

(historical) A spring-loaded seat designed for indoor exercise, simulating a ride on a horse.

Any of several viral diseases of horses

plural of horse steroid

A special steroid that is intended for veterinary use on large quadrupeds.

plural of horse-fly

(Britain, US) A light, simple, two-person carriage of the late 18th, 19th and early 20th centuries, drawn usually by one or sometimes by two horses.