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English: combined sewer

Welsh: carthffos gyfun

Part of speech

Noun, Feminine, Singular

Plural

carthffosydd cyfun

Definition

Carthffos lle caiff dŵr wyneb (hy dŵr glaw) a dŵr gwastraff o gartrefi a busnesau eu cyfuno, felly nid oes systemau ar wahân ar gyfer delio â dŵr wyneb a dŵr gwastraff.