Cultural Celebration; Summer Music Event
This page is the CodyCross answer for the clue below from Science Lab, Group 312, Puzzle 5 (Hypothesis).
Question is: Cultural Celebration; Summer Music Event
and the answer is: FESTIVAL
Word Meaning:
FESTIVAL — Pertaining to a feast or feast day; festive. (Now only as the noun used attributively.)
Definitions from Wiktionary.