United States lawyer and poet who wrote a poem after witnessing the British attack on Baltimore during the War of 1812; the poem was later set to music and entitled `The Star-Spangled Banner' (1779-1843)
a winged often one-seed indehiscent fruit as of the ash or elm or maple
serving as an essential component;
a kilogram of a narcotic drug; "they were carrying two keys of heroin"
metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated
a lever (as in a keyboard) that actuates a mechanism when depressed
harmonize with or adjust to; "key one's actions to the voters' prevailing attitude"
the central building block at the top of an arch or vault
regulate the musical pitch of
mechanical device used to wind another device that is driven by a spring (as a clock)