Hailstone
Pronunciation : Hail"stone`
Part of Speech : n.
Definition : Defn: A single particle of ice falling from a cloud; a frozen raindrop; a pellet of hail.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder