1 of 2


prilled; prilling; prills

transitive verb

: to convert (something, such as a molten solid) into spherical pellets usually by forming into drops in a spray and allowing the drops to solidify


2 of 2


: a pellet made by prilling

Examples of prill in a Sentence

Recent Examples on the Web
Ammonium nitrate does not burn on its own, but its oxygen content is highly concentrated in prill size. USA Today, 6 Aug. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'prill.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History



origin unknown

First Known Use


1944, in the meaning defined above


1952, in the meaning defined above

Time Traveler
The first known use of prill was in 1944

Dictionary Entries Near prill

Cite this Entry

“Prill.” Dictionary, Merriam-Webster, Accessed 10 Dec. 2023.

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