1. Pertaining to horses or horsemanship; on horseback; praetised or skilled in horsemanship; representing a person on horseback; belonging to knights, as the equestrian order.

2. One skilled in horsemanship; a performer on horseback.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• equastrian,
• equestrain,
• questrion,
• equestiran,
• equistrian,
• equestian,
• equesterian,
• equestrion,
• aquestrian,
• esquestrian,
• equstrian,
• equistrion,
• sequestrian,
• eqestrian,
• equesrian,
• equestran,
• equestrin,
• equestrien,
• Equestrianne,
• Questriss

• austrian.

The adjective form of the word "equestrian" is "equestrian".

The plural of the "equestrian" can be the "equestrians".

The singular of the "equestrian" can be the "equestrian".