pitch
How high or low a sound is.
melody
A tune: a line of pitches, one after another, that goes up, down and stays the same.
solfa
Singing names for pitches: do, re, mi, fa, so, la, ti, do. Some people spell so as sol.
pentatonic scale
A scale with five pitches. In Grade 2 we use do, re, mi, so, la.
high do
The do that is higher than la. It sounds like do, but higher.
melodic pattern
A short group of pitches, like so-mi-la-so-mi.
ostinato
A short pattern that repeats over and over during a song.