septic tank
US /ˈsep.tɪk ˌtæŋk/
UK /ˈsep.tɪk ˌtæŋk/
1.
fossa settica
an underground tank in which sewage is collected and allowed to decompose through bacterial activity before draining by means of a leaching field.
:
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Our house uses a septic tank system for wastewater.
La nostra casa utilizza un sistema di fossa settica per le acque reflue.
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The plumber had to pump out the septic tank.
L'idraulico ha dovuto svuotare la fossa settica.