Does the Prefix Ortho Mean?

Ortho- (prefix): Prefix meaning straight or erect. From the Greek "orthos" that means just that: straight or erect.

What does Ortho mean in medical terminology?

From the Greek "orthos" that means just that: straight or erect. Examples of terms involving ortho- include orthodontics (straightening the teeth), orthopaedics (straightening the child), orthopnea (breathing easily only in an upright position), orthostatic (an upright posture), etc.

Is Ortho a prefix or combining form?

Combining form denoting straight, upright, corrective or normal.