1. An order of insects.

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

• irthoptera,
• krthoptera,
• lrthoptera,
• prthoptera,
• 0rthoptera,
• 9rthoptera,
• oethoptera,
• odthoptera,
• ofthoptera,
• otthoptera,
• o5thoptera,
• o4thoptera,
• orthopterra,
• orthoptersa,
• orthoptara,
• Orthophtera,
• Orthroptera,
• Orthoperta,
• Orthopta,
• Orthopetera

• Orthoepist,
• orthopedical,
• orthopter,
• orthopristis,
• orthopaedics,
• orthopteron,
• orthopteran,
• Orthoepy,
• orthopaedist,
• orthoptist,
• orthopaedic,
• orthopedic,
• orthopedist,
• orthoptic,
• orthoptics,
• orthopnea.

The adjective form of the word "orthoptera" is "orthopteran".