The University of Wales Dictionary of the Welsh Language (GPC)OBJECT LANGUAGEWelshMETALANGUAGEWelsh, EnglishGENREGeneral dictionaries, Historical dictionaries, Etymological dictionarieshttps://geiriadur.ac.uk/gpc/gpc.html
University of Wales Trinity St David Welsh-English / English-Welsh On-line DictionaryOBJECT LANGUAGEWelshMETALANGUAGEWelsh, EnglishGENREGeneral dictionaries, Learners' dictionarieshttp://geiriadur.uwtsd.ac.uk/index.php
Online version of Cysgair and the Termiadur AddysgOBJECT LANGUAGEWelshMETALANGUAGEWelsh, EnglishGENREPortals and aggregators, General dictionaries, Learners' dictionarieshttp://geiriadur.bangor.ac.uk/