straightkeys
nounUK /ˈstreɪtkiːz/
US /ˈstreɪtkiːz/
Straightkeys are keys that are in a straight line.
The piano has straightkeys in a row.
OTHER MEANINGS
2. Keys that are not bent or curved.
These straightkeys fit the lock perfectly.
3. A set of keys arranged in a straight pattern on a board.
The old typewriter had straightkeys.
4. Keys placed side by side without gaps.
The straightkeys on the toy piano are easy to press.