What is the medical term for stuttering?

The medical term for stuttering is "dysfluency". Dysfluency refers to any interruption or disruption in the normal flow of speech. Stuttering is a type of dysfluency that is characterized by involuntary repetitions, prolongations, or blocks of sounds, syllables, or words. It is also often accompanied by physical symptoms such as facial grimacing, head nodding, and hand gestures.