Basic Music Definitions

            -AABA Song Form: often called the thirty-two-bar form, is common in Tin Pan Alley songs.
             -Blues Form: is characterized by specific chord progressions, of which the twelve-bassblues chord progression is the most common.
             -Accompaniment: is the art of playing along with an instrumental or vocal soloist or ensemble, often known as the lead, in a supporting manner. The accompaniment can be performed by a single performer " a pianist or guitarist " or it can be played by an entire ensemble.
             -Arpeggiation: When we morre through chords one note at a time, up and down.
             -Bar: a group of beats starting with a downbeat.
             -Barline: the term used in order to make the distinction with these vertical lines- called bar) clear.
             -Bass: the acoustic bass was originally played without amplification , but nowadays is usually amplified. It's commonly heard in jazz ensemble. It produce tones in the low-pitched range and is a part of rhythm sections.
             -Beat: a completely steady rhythm- a steady pulse. Often not played, but heard in the musicians' heads, it's the rhythm that all the other rhythms fit with.
             -Blue Note: a note sung or played at a slightly lower pitch than that of the major scale for expressive purposes. Typically the alteration is a semitone or less, but this varies among performers and genres.
             -Blues: is the name given to a music genre that originated in African-American around the end of the 19th century from spirituals, work songs, field hollers, shouts.
             -Call-and-Response: is a musical procedure in which a single voice or instrument states a.
             melodic phrase-the call-and a group of voices or instruments follows with a responding.
             or completing phrase-the response.
             -Chord: a group of notes that are played at the same time.
             -Chord progression: the sequence of chords that underlie a particular melody.
             -Chorus: the element of the song that repeats at least once both musically and lyrically.
             -Clarinet: is a type of woodwind instrument that has a single-reed mouthpiece, a straight cylindrical tube with an approximately cylindrical bore, and a flaring bell.