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díonach
Usage
  1. díonach ar = proof against(adj:)
  2. ábhair núicléacha ardíonachta = high-purity nuclear materials
  3. feilteanna taisdíonacha agus ábhair eile is gnách a sholáthar mar chúrsaí taisdíonacha = dampcourse felts and other materials normally supplied as dampcourses
  4. beidh an díon nó an clúdach sin díonach ar uisce agus beidh dóthain fairsinge ann chun a áirithiú gur dálaí tirime oibre a bheidh san áit oibre = such roof or covering shall be impervious to water and shall be of sufficient area to ensure dry working conditions in the workplace