an original creation (i.e., an audio recording) from which copies can be made | metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated |
key that secures entrance everywhere | a lever (as in a keyboard) that actuates a mechanism when depressed |
an artist of consummate skill | mechanical device used to wind another device that is driven by a spring (as a clock) |
a combatant who is able to defeat rivals | the central building block at the top of an arch or vault |
an authority qualified to teach apprentices | pitch of the voice |
directs the work of others | something crucial for explaining |
a person who has general authority over others | any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music |
someone who holds a master's degree from academic institution | a generic term for any device whose possession entitles the holder to a means of access |
presiding officer of a school | a list of words or phrases that explain symbols or abbreviations |
an officer who is licensed to command a merchant ship | a list of answers to a test |
| (basketball) a space (including the foul line) in front of the basket at each end of a basketball court; usually painted a different color from the rest of the court |
| a coral reef off the southern coast of Florida |
| a winged often one-seed indehiscent fruit as of the ash or elm or maple |
| a kilogram of a narcotic drug |