The New England Journal of Medicine: A 79-Year-Old Man with Involuntary Movements and Unresponsiveness Athetosis and chorea are two types of involuntary movements that can occur in children and adults with neurological conditions, such as cerebral palsy. The movements have different features, and the ... Chorea and hemiballismus are both forms of involuntary movement disorders.

Understanding the Context

Hemiballismus can cause sudden, violent, and flinging motions. Chorea can cause irregular, spontaneous, and nonrepetitive ... If you make an involuntary movement or exclamation, you make it suddenly and without intending to because you are unable to control yourself. Another surge of pain in my ankle caused me to give an involuntary shudder.

Key Insights

Involuntary refers to an action or response that is done without conscious control or decision, often as an automatic physiological reaction. This can apply to various contexts, such as involuntary muscle movements or involuntary legal actions. The meaning of INVOLUNTARY is done contrary to or without choice. How to use involuntary in a sentence. INVOLUNTARY definition: not voluntary; independent of one's will; not by one's own choice.

Final Thoughts

See examples of involuntary used in a sentence. INVOLUNTARY definition: 1. not done by choice; done unwillingly, or without the decision or intention of the person…. Learn more.