Definition of intervals:
(n) :
A period of time.
(n) :
A distance in space.
(n) :
(music) The difference (a ratio or logarithmic measure) in pitch between two notes, often referring to those two pitches themselves (otherwise known as a dyad).
(n) :
(mathematics) A connected section of the real line which may be empty or have a length of zero.
(n) :
(chiefly British and India) An intermission.
(n) :
(sports) half time, a scheduled intermission between the periods of play.