English: catalogue
Welsh: catalog
Subject: TGCh
Welsh definition: Set o gofnodion strwythuredig sy'n cynrychioli'r holl adnoddau o fewn unrhyw lyfrgell, yn eithaf aml ar gael ar-lein a thrwy'r We.
English context: A set of structured records representing all the resources within any given library, quite often made available online and via the Web. Presented in the form of an online database with specialised search software used to find and retrieve records of books, magazines, electronic publications, audio-visual materials, etc. Catalogues often provide links to the electronic full-text of publications, where applicable.