英和和英

発音

• IPA: /sɪv/
• 韻: -ɪv
• Homophone: civ

名詞

sieve (plural sieves)

1. A device with a mesh, grate, or otherwise perforated bottom to separate, in a granular material, larger particles from smaller ones, or to separate solid objects from a liquid.

   Hyponyms: colander, riddle; grizzly (mining, dialectal)

   Coordinate terms: filter, sile

   Near-synonyms: sifter, strainer, temse

   Use the sieve to get the pasta from the water.

2. A process, physical or abstract, that arrives at a final result by filtering out unwanted pieces of input from a larger starting set of input.

   Given a list of consecutive numbers starting at 1, the Sieve of Eratosthenes algorithm will find all of the prime numbers.

   • 2010, Luke Mastin, “20TH CENTURY MATHEMATICS - ROBINSON AND MATIYASEVICH”, in www.storyofmathematics.com‎, retrieved 8 September 2013:

     Among, his other achievements, Matiyasevich and his colleague Boris Stechkin also developed an interesting “visual sieve” for prime numbers, which effectively “crosses out” all the composite numbers, leaving only the primes.

3. (obsolete) A kind of coarse basket.
4. (colloquial) A person, or their mind, that cannot remember things or is unable to keep secrets.
5. (medicine, slang, derogatory) An intern who lets too many non-serious cases into the emergency room.
   • 1997, Leo Galland, The Four Pillars of Healing, page 25:

     To be a sieve was to lack clinical judgment, courage, and group loyalty all at once.

6. (category theory) A collection of morphisms in a category whose codomain is a certain fixed object of that category, which collection is closed under precomposition by any morphism in the category.

派生語

参考

• baleen

動詞

sieve (third-person singular simple present sieves, present participle sieving, simple past and past participle sieved)

1. (transitive) To strain, sift or sort using a sieve.

   Synonym: screen

   • 2001, Julian Sprung, Invertebrates: A Quick Reference Guide, page 111:

     Serpulorbis grandis feeds on plankton that it seives from the water like a clam does.

2. (sports, transitive) To concede; to let in.
   • 2017 June 3, Daniel Taylor, “Real Madrid win Champions League as Cristiano Ronaldo double defeats Juve”, in The Guardian (London)‎:

     This was their seventh defeat out of nine finals, including five in a row, and the second half was a chastening experience for the Serie A champions, culminating in them sieving more goals in one match than in the rest of the competition put together.

派生語

参照

Further reading

• sieve on Wikipedia.Wikipedia