nondetachable
/ˌnɑndɪˈtætʃəbəl/
adjective
- Not able to be separated or removed from something; permanently attached.
- The seat cushions are nondetachable and sewn directly into the frame.
- The battery in this phone is nondetachable, so you cannot replace it yourself.
- Many modern laptops have nondetachable keyboards to make them thinner.
Antonyms