It is an indication of tempo and the feel of how a section of a musical piece should be played and it is normally written over the first line of the score. Allegro means fast and grazioso means graceful. Many pieces have this direction, so it is not possible to ell which piece you mean from this information alone.
You may be thinking of the Broadway musical "Allegro" by Richard Rodgers and Oscar Hammerstein (1947).
Allegro is Italian for "cheerful".
Bach
Allegro can be anywhere between 120 and 168 bpm.
Allegro con fuoco (It.) With animation and fire.
allegro is fast, presto is very fast.
Richard Rodgers and Oscar Hammerstein II wrote the musical Allegro in 1947. Allegro opened on Broadway that year in October. After this musical they continued to make more successful musicals.
Allegro, of course. :)
Allegro is Italian for "cheerful".
Allegro is pronounced as U'leg-row.
Allegro is not a mathematical word.
Bach
There are a number of websites with the word allegro and range from music to pizza websites. The website allegro is a business website for Allegro Consultants. They specialize in data migration.
Acer Allegro was created in 2011.
Allegro Papagayo was created in 2000.
Austin Allegro was created in 1973.
Coro Allegro was created in 1990.
No, allegro is a tempo marking versus an articulation.