Definition of aquilo:
(N) :
The steamboat Aquilo operated on Lake Washington and Puget Sound in the first part of the 20th century.
(N) :
a steam yacht which was built in Boston in 1901 for William Phelps Eno, a wealthy man who was the inventor of the stop sign.
(N) :
an English musical duo from Silverdale, Lancashire, consisting of Tom Higham and Ben Fletcher.
(N) :
an orchestral work written by the American composer Arlene Sierra.