| key | metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated |
|---|---|
| key | a lever that actuates a mechanism when depressed |
| key | mechanical device used to wind another device that is driven by a spring (as a clock) |
| key | pitch of the voice |
| key | something crucial for explaining |
| key | a list of words or phrases that explain symbols or abbreviations |
| key | any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music |
| key | a coral reef off the southern coast of Florida |
| key | one thousand grams |
| key | harmonize with or adjust to |
| key | regulate the musical pitch of |
| key | identify as in botany or biology, for example |