A "groovy" Oil and Wax Light Fixture
This page is the CodyCross answer for the clue below from Medieval Times, Group 235, Puzzle 5 (Medieval Latin).
Question is: A "groovy" Oil and Wax Light Fixture
and the answer is: LAVALAMP
Word Meaning:
LAVA LAMP — A kind of lamp, typically used more for decoration than illumination, in which the gentle flow of randomly-shaped clumps of wax purportedly suggests the flowing of lava.
Definitions from Wiktionary.