1. A fixed or unchanging distance, space, or period of time between two points or events
The buses arrive at constant intervals of 15 minutes.
Os ônibus chegam em intervalos constantes de 15 minutos.
2. In mathematics and music, a regularly spaced measurement or gap that remains the same throughout a sequence or series
The data points are separated by a constant interval on the graph.
Os pontos de dados são separados por um intervalo constante no gráfico.