define envelope - EAS

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  1. Từ điển

    Tra cứu
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    envelope
    [ˈɛnvələʊp, ˈɒnvələʊp]
    DANH TỪ
    envelope (danh từ) · envelopes (danh từ số nhiều)
    1. a flat paper container with a sealable flap, used to enclose a letter or document.
      từ đồng nghĩa:
    2. a covering or containing structure or layer.
      "the external envelope of the swimming pool"
      • the outer metal or glass housing of a vacuum tube, electric light, etc..
        "the switch itself is a glass envelope filled with rare gases and containing two contacts"
        từ đồng nghĩa:
      • the structure within a balloon or non-rigid airship containing the gas.
      • microbiology
        a membrane which forms the outer layer of certain viruses.
      • electronics
        a curve joining the successive peaks of a modulated wave.
      • mathematics
        a curve or surface tangent to each of a family of curves or surfaces.
    GỐC
    mid 16th century (in the sense ‘wrapper, enveloping layer’; originally as envelope): from French enveloppe, from envelopper ‘envelop’. The sense ‘covering of a letter’ dates from the early 18th century.
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  3. Envelope Definition & Meaning - Merriam-Webster

    https://www.merriam-webster.com/dictionary/envelope

    Definition of envelope. 1 : a flat usually paper container (as for a letter) 2 : something that envelops : wrapper the envelope of air around the earth. 3 a : the outer covering of an aerostat. …

    Khám phá thêm

    How to pronounce ENVELOPE in English - Cambridge Dictionarydictionary.cambridge.org
    Envelope Definition & Meaning | Dictionary.comwww.dictionary.com
    Mailing Envelopes | Amazon.com | Office & School Supplies ...www.amazon.com
    Envelope - Wikipediaen.wikipedia.org
    Amazon.com: envelopeswww.amazon.com
    Đề xuất cho bạn dựa trên những gì phổ biến • Phản hồi

  4. Envelope - definition of envelope by The Free Dictionary

    https://www.thefreedictionary.com/envelope

    envelope - a flat (usually rectangular) container for a letter, thin package, etc. container - any object that can be used to hold things (especially a large metal boxlike object of standardized dimensions that can be loaded from one form of transport to another)

  5. Envelope Definition & Meaning | Dictionary.com

    https://www.dictionary.com/browse/envelope

    Envelope definition, a flat paper container, as for a letter or thin package, usually having a gummed flap or other means of closure. See more.

  6. Envelop Definition & Meaning - Merriam-Webster

    https://www.merriam-webster.com/dictionary/envelop

    The meaning of ENVELOP is to enclose or enfold completely with or as if with a covering. How to use envelop in a sentence.

  7. ENVELOPE | meaning in the Cambridge English Dictionary

    https://dictionary.cambridge.org/dictionary/english/envelope

    envelope definition: 1. a flat, usually square or rectangular, paper container for a letter 2. a flat, usually square or…. Learn more.

  8. What is an envelope? | DocuSign Support Center

    https://support.docusign.com/en/articles/000045001

    What is an envelope? In DocuSign, an envelope is a container for documents that you send to a recipient to sign. An envelope can have one document or many documents. The envelope holds data on the documents to be signed, the signers and other recipients, and the places where signers will sign the documents.

  9. Envelope (mathematics) - Wikipedia

    https://en.wikipedia.org/wiki/Envelope_(mathematics)

    In geometry, an envelope of a planar family of curves is a curve that is tangent to each member of the family at some point, and these points of tangency together form the whole envelope. Classically, a point on the envelope can be thought of as the intersection of two " infinitesimally adjacent" curves, meaning the limit of intersections of nearby curves.

  10. Envelope (waves) - Wikipedia

    https://en.wikipedia.org/wiki/Envelope_(waves)

    In physics and engineering, the envelope of an oscillating signal is a smooth curve outlining its extremes. The envelope thus generalizes the concept of a constant amplitude into an instantaneous amplitude. The figure illustrates a modulated sine wave varying between an upper envelope and a lower envelope. The envelope function may be a function of time, space, angle, …

  11. Building Envelope: Definition, Types & Design | Study.com

    https://study.com/academy/lesson/building-envelope...

    A building envelope is the structural barrier between the interior and exterior of a building. It is responsible for maintaining climate control within the interior of a building.

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