1. a small pellet or granule of a substance, especially fertilizer or explosive material, formed by allowing molten material to solidify as it falls through air or water.
Usage: common in industrial and agricultural contexts

1. to form into prills; to convert (a molten substance) into small pellets.
Usage: technical; used in manufacturing

Examples

• The fertilizer was manufactured as prills for easier spreading.
• Ammonium nitrate prills are commonly used in agriculture.
• The factory prills the molten polymer by dropping it into cool water.
• These plastic prills will be melted down and reformed into new products.
• The process of prilling allows for uniform particle size.
• Urea prills are a standard form of nitrogen fertilizer.