Since receiving a Word A Day Calendar, I've decided to write a short something including my new word each day.
noun di·a·pa·son \ˌdī-ə-ˈpā-zən, -sən\
1 a : a burst of sound <diapasons of laughter> b : the principal foundation stop in the organ extending through the complete range of the instrument c (1) : the entire compass of musical tones (2) : range, scope <registers the full diapason of her responses — Mindy Aloff>
2 a : tuning fork b : a standard of pitch
The diapsons of cheers after the Red Sox homerun was deafening.