Phonetic Spelling (American English): /ˌɔr·θəˈpi·dɪk/
Syllables: or-tho-pe-dic (4 syllables)
Stress: The stress is on the third syllable: pe
The spelling “orthopaedic” (with an “ae”) is commonly used in British English, while “orthopedic” is standard in American English. Both are pronounced the same way.
“Orthopedic” relates to the branch of medicine dealing with the diagnosis, treatment, prevention, and rehabilitation of conditions and injuries of the musculoskeletal system—bones, joints, ligaments, tendons, muscles, and nerves.