sieve of Eratosthenes

noun phrase sieve of Er·a·tos·the·nes \ -ˌer-ə-ˈtäs-thə-ˌnēz \

Definition of sieve of Eratosthenes

: a procedure for finding prime numbers that involves writing down the odd numbers from 2 up in succession and crossing out every third number after 3, every fifth after 5 including those already crossed out, every seventh after 7, and so on with the numbers that are never crossed out being prime

First Known Use of sieve of eratosthenes

1803

in the meaning defined above

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