sump
US /sʌmp/
UK /sʌmp/

1.
cárter, poço de drenagem, sumidouro
a pit or hollow in which liquid collects, especially one in the floor of a workshop into which waste oil and water drain.
:
•
The mechanic drained the oil into the sump.
O mecânico drenou o óleo para o cárter.
•
Water collected in the basement sump after the heavy rain.
A água se acumulou no poço de drenagem do porão após a forte chuva.