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adjective

prime

CEFR B2

of or relating to or being an integer that cannot be factored into other integers

In a sentence

Six example sentences with prime, each labelled with its topic.

  • Encryption keys start from two enormous prime numbers, chosen because no one can factor their product in any reasonable time.

    Technology

  • Cicadas emerge on prime cycles of thirteen or seventeen years, which keeps their broods from lining up with shorter-lived predators.

    Science

  • The puzzle door opens only for prime totals, so nine and fifteen fail while eleven and thirteen slide the bolt back.

    Gaming

  • Euclid proved more than two thousand years ago that no list of prime numbers can ever be complete.

    History

  • The composer set his rhythms to prime lengths of five, seven, and eleven beats so no pattern lined up too soon.

    Music

  • The seminar asked whether a prime number exists before anyone counts it, or only once a mind picks it out.

    Philosophy

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Found in these word lists

Found in 11 published word lists

Each source is a published word list that contains prime. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.