What does apraxia mean?
Apraxia is a neurological disorder in which a person loses the ability to carry out purposeful, skilled movements — such as waving, dressing, or speaking — even though their muscles, senses, and understanding remain intact. The problem lies not in weakness or paralysis but in the brain's capacity to plan and sequence voluntary action. Clinicians distinguish several subtypes: ideomotor apraxia affects the execution of gestures on command, ideational apraxia disrupts the conceptual sequencing of multi-step tasks like making tea, and childhood apraxia of speech impairs the motor planning required for articulate speech. The condition most often results from stroke, traumatic brain injury, dementia, or other damage to the parietal lobes. Because it can be mistaken for weakness, confusion, or unwillingness, recognizing apraxia matters greatly in rehabilitation, where targeted therapy helps patients retrain movement patterns.
nounA neurological disorder characterized by the inability to perform purposeful, skilled movements despite having the physical ability and desire to do so.
- The inability to execute purposeful, skilled movements as a result of brain damage, despite intact motor function, sensation, and comprehension.
- More broadly, any specific subtype of this disorder, such as ideomotor, ideational, oral, or constructional apraxia.
"After her stroke, she developed apraxia and struggled to button her shirt even though her hands worked perfectly well."
"The neurologist diagnosed ideomotor apraxia when the patient could not mime brushing his teeth on command."
"Children with childhood apraxia of speech know exactly what they want to say but their brains struggle to coordinate the mouth movements needed to say it."
The plural is rare and appears mainly in clinical or academic writing referring to multiple cases or subtypes of the disorder.
"The clinic treats various apraxias, from limb apraxia to childhood apraxia of speech."
Your hands can work flawlessly — and your brain still can't tell them how to wave goodbye. That's apraxia.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of apraxia
Apraxia derives from the Greek 'a-' meaning 'without' and 'praxis' meaning 'action' or 'deed', so it literally means 'without action'. The term was coined in the late nineteenth century by German neurologists studying patients with movement disorders, notably Hugo Liepmann, who systematized the concept around 1900. It shares its Greek root with words such as 'praxis' and 'practical', all tracing back to the Greek verb 'prassein', meaning 'to do'.
Related word forms
How apraxia is actually used
Apraxia is a technical term used primarily in medical, neurological, and speech-therapy contexts; it is rarely encountered in casual conversation. It carries no emotional connotation itself, though it describes a condition that can be profoundly disabling. In clinical literature it is often qualified by type (e.g., 'ideomotor', 'constructional').
Easily confused with apraxia
Dyspraxia refers to partial difficulty with motor coordination (often developmental), whereas apraxia typically denotes a more complete loss of the ability to plan skilled movements, usually acquired through brain injury.
Ataxia is a lack of muscle coordination due to impaired cerebellar function, while apraxia is an inability to plan or carry out learned movements despite intact coordination.
Aphasia is impairment of language comprehension or expression, whereas apraxia of speech is a motor planning problem affecting the physical production of speech.