noun

paralysis

puh-RAL-uh-sis/pəˈræləsɪs/

Loss of the ability to move part or all of the body.

The injury causes paralysis in both of his legs.

An adult wheelchair user sits upright with legs resting on footplates while a clinician gently checks a still lower leg; focus loss of movement, respect and agency, no pity or injury.

Etymology

Greek para- and lyein formed a verb meaning “disable, enfeeble”; the related noun literally meant “loosening.” This connects the name with weakened bodily function and the loss of normal movement.

In context

Neuroscientifically Challenged0:18

they typically can open their eyes but are otherwise unable to move. On average, an episode only lasts several minutes. During an episode of sleep paralysis a person may also experience hallucinations

2-Minute Neuroscience: Sleep Paralysis

More examples

She regains some movement after months of partial paralysis.
Temporary paralysis can occur when a nerve is compressed.
The doctor checks for signs of facial paralysis.

Forms

paralysis · paralyses

paralyze verb — To cause loss of bodily movement.

paralytic adjective — Affected by or relating to paralysis.

Similar words

palsy: Often names a specific condition involving paralysis or uncontrolled movement.
immobility: Means inability to move, including from restraint rather than illness.