noun
physically disabled person; person with a physical disability
Formal, often used in legal, medical, or welfare contexts. In everyday conversation, 身体障害者 (しんたいしょうがいしゃ) is more common.
この施設は肢体不自由者のためのバリアフリー設計になっている。
This facility is designed barrier-free for people with physical disabilities.
More common and general term for a person with a physical disability. 肢体不自由者 is more specific to limb or mobility impairments and sounds more formal.
Compound of 肢体 (したい, 'limbs, body') + 不自由 (ふじゆう, 'disability, inconvenience') + 者 (しゃ, 'person').