span
US /spæn/
UK /spæn/

1.
vano, período, extensión
the full extent of something from end to end; the amount of space that something covers
:
•
The bridge has a span of 200 meters.
El puente tiene un vano de 200 metros.
•
The average human life span is increasing.
La esperanza de vida humana promedio está aumentando.