- Medicine/Medical. the correction of orthopedic maladjustments.
- an orthotic.
Origin of orthosis
1955–60; < Greek órthōsis a making straight, guidance, equivalent to orthō- (variant stem of orthoûn to straighten, verbal derivative of orthós straight) + -sis -sis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an artificial or mechanical aid, such as a brace, to support or assist movement of a weak or injured part of the body
- An external orthopedic appliance that prevents or assists the movement of the spine or limbs.