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ideal 意味

EN[-iːəl] [aɪˈdɪəl] [aɪˈdiː.əl]
US
日理想的な, 理想的です ウアイデアル
  • アイデアル（ideal）
  • 日本の洋傘メーカー⇒アイデアル (洋傘メーカー)
  • 日本の金属メーカー・摂津金属工業（本社：守口市）のブランドネーム「IDEAL」
  • アメリカ合衆国の玩具メーカー（Ideal Toy Company）⇒アイデアル (玩具メーカー)
FR idéal

    Definition of ideal in English Dictionary

  • 名詞 (Noun)PLidealsSUF-eal
    1. A perfect standard of beauty, intellect etc., or a standard of excellence to aim at.
      1. Ideals are like stars; you will not succeed in touching them with your hands. But like the seafaring man on the desert of waters, you choose them as your guides, and following them you will reach your destiny - Carl Schurz
    2. (mathematics, order theory) A non-empty lower set (of a partially ordered set) which is closed under binary suprema (a.k.a. joins).
      1. If (1) the empty set were called a "small" set, and (2) any subset of a "small" set were also a "small" set, and (3) the union of any pair of "small" sets were also a "small" set, then the set of all "small" sets would form an ideal.
    3. (for example, algebra) A subring closed under multiplication by its containing ring.
      1. Let be the ring of integers and let be its ideal of even integers. Then the quotient ring is a Boolean ring.
      2. The product of two ideals and is an ideal which is a subset of the intersection of and . This should help to understand why maximal ideals are prime ideals. Likewise, the union of and is a subset of .
  • 形容詞 (Adjective)COMmore idealSUPmost ideal
    1. Optimal; being the best possibility.
      1. Perfect, flawless, having no defects.
        1. Pertaining to ideas, or to a given idea.
          1. Existing only in the mind; conceptual, imaginary.
            1. Teaching or relating to the doctrine of idealism.
              1. the ideal theory or philosophy
            2. (mathematics) Not actually present, but considered as present when limits at infinity are included.
              1. ideal point
              2. An ideal triangle in the hyperbolic disk is one bounded by three geodesics that meet precisely on the circle.
          2. より多くの例
            1. 文の途中で使用される
              • In the end, the reviewer concludes, Rachel “attains a satisfactory ideal of weakmindedness,” giving up her ambition in order to marry a soldier
              • The US Constitution aimed to embody the ideals of diverse groups of people, from Puritans to Deists.
              • Because they have far more powerful noses than humans, dogs are ideal to sniff out drugs.
          • 品詞階層 (Part-of-Speech Hierarchy)
            1. 形容詞
              • 名詞
                • 可算名詞
              関連リンク:
              1. en ideals
              2. en idealist
              3. en idealized
              4. en ideally
              5. en idealize
              出典: ウィクショナリー

              Meaning of ideal for the defined word.

              文法的に、この単語"ideal"は 形容詞です。また名詞、より具体的に、可算名詞です。
              難しい性質: レベル 1
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              簡単に     ➨     難しいです
              明確性: レベル 9
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              明確    ➨     多目的
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