
1) Fictional material 2) Satirical work
Found on
https://www.crosswordclues.com/clue/administratium

Administratium is a well-known joke in scientific circles, and is a spoof both on the bureaucracy of scientific establishments and on descriptions of newly discovered chemical elements. In 1991, Thomas Kyle (the supposed discoverer of this element) was awarded an Ig Nobel Prize for physics, making him one of only three fictional people to have won...
Found on
http://en.wikipedia.org/wiki/Administratium
No exact match found.