Yellowstone Park Has One Called Old Faithful
This page is the CodyCross answer for the clue below from Let's Party, Group 2075, Puzzle 4.
Question
Yellowstone Park Has One Called Old Faithful
Answer
GEYSER
Word Meaning:
GEYSER — (planetology, geology, volcanology) A boiling natural spring which throws forth jets of water, mud, etc., at frequent intervals, driven upwards by the expansive power of steam.
Definitions from Wiktionary.