Minor Planetoid or __ Belt
Puzzle 17 of Quiet Things Piece of Cake Pack
Question is: Minor Planetoid or __ Belt
and the answer is: ASTEROID
Word Meaning:
ASTEROID — (astronomy) A naturally occurring solid object, which is smaller than a planet and a dwarf planet, larger than a meteoroid and not a comet, that orbits a star and often has an irregular shape.
Definitions from Wiktionary.