TermCymru

Results are displayed in English alphabetical order A-Z
English: foundation pile
Welsh: postyn sylfaen
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 21 July 2010
English: piled raft
Welsh: rafft seilbyst
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: rafftiau seilbyst
Definition: System sylfeini sy’n cyfuno rafft goncrit fawr â seilbyst dwfn er mwyn rhannu pwysau’r strwythur rhwng y ddaear o dan y rafft a’r seilbyst.
Last Updated: 20 November 2025
English: piling
Welsh: gosod seilbyst
Status A
Subject: Economic development
Part of speech: Verb
Definition: Gyrru pyst blaenllym pren neu fetel i waelod afon, môr etc i gynnal seiliau uwchstrwythur
Context: Er mwyn rhoi sylw i hyn, mae Gweinyddiaethau’r DU wedi sefydlu Cofrestrfa Synau Morol ar gyfer cofnodi synau ergydiol fel y rheini a gynhyrchir wrth osod seilbyst neu gynnal arolygon seismig.
Last Updated: 6 June 2019
English: stock pile
Welsh: pentwr stoc
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: pentyrrau stoc
Notes: Yng nghyd-destun y gyfundrefn arfaethedig i reoli tomenni glo.
Last Updated: 19 May 2022