1. A space of time between events or points in time
There was a long interval between the two phone calls.
Houve um longo intervalo entre as duas chamadas telefônicas.
2. A space between two things or points in space
The trees were planted at regular intervals along the road.
As árvores foram plantadas em intervalos regulares ao longo da estrada.
3. In music, the difference in pitch between two notes
A perfect fifth is an important interval in music theory.
Uma quinta perfeita é um intervalo importante na teoria musical.
4. A break or pause, especially during a performance or event
We grabbed refreshments during the interval of the concert.
Pegamos bebidas durante o intervalo do concerto.