A number of relevant resources are available on the following webpages:

App version of the Dictionary
The “Y Termiadur Addysg” is available within the “Ap Geiriaduron” app, which provides a convenient interface for searching the dictionary on your mobile device even when an internet connection is not available.
Click here to visit the page.

Term lists
Selected term lists are collected here, including core subject terms for a variety of subjects and terms for rugby and football.
Click here to visit the page.

A number of term lists are also available as ebooks, a format suitable for browsing on your e-reader, mobile phone or tablet.
Click here to visit the page.