Noun:

1. a practitioner of orthoepy (especially one of the 17th or 18th century scholars who proposed to reform English spelling so it would reflect pronunciation more closely)

orthopia斜视矫正orthoadj.正色(性)的pref.正确；直；正；原orthodromic stimulation顺向刺激Orthodontics extraction正畸拔牙orthostatic albuminuria直立性蛋白尿Orthodontic cephalogram正畸的头造影摄片ortho - rectification正射纠正orthographic projection正投影orthonormal coordinates标准正交坐标orthotopic animal model原位动物模型orthographic dictionary缀字法词典Orthotopic implantation原位移植