VS.

Envelope vs. Wrapper

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Envelopenoun

A paper or cardboard wrapper used to enclose small, flat items, especially letters, for mailing.

Wrappernoun

Something that is wrapped around something else as a cover or protection: a wrapping.

Envelopenoun

Something that envelops; a wrapping.

Wrappernoun

An outer garment; a loose robe or dressing gown.

Envelopenoun

A bag containing the lifting gas of a balloon or airship; fabric that encloses the gas-bags of an airship.

Wrappernoun

One who, or that which, wraps.

‘He proved to be a remarkably efficient wrapper of parcels.’;

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Envelopenoun

(geometry) A mathematical curve, surface, or higher-dimensional object that is the tangent to a given family of lines, curves, surfaces, or higher-dimensional objects.

Wrappernoun

(object-oriented) A construct, such as a class or module, that serves to mediate access to another.

‘We need a Perl wrapper for this C++ library.’;

Envelopenoun

(electronics) A curve that bounds another curve or set of curves, as the modulation envelope of an amplitude-modulated carrier wave in electronics.

Wrappernoun

One who, or that which, wraps.

Envelopenoun

(music) The shape of a sound, which may be controlled by a synthesizer or sampler.

Wrappernoun

That in which anything is wrapped, or inclosed; envelope; covering.

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Envelopenoun

(computing) The information used for routing a message that is transmitted with the message but not part of its contents.

Wrappernoun

Specifically, a loose outer garment; an article of dress intended to be wrapped round the person; as, a morning wrapper; a gentleman's wrapper.

Envelopenoun

(biology) An enclosing structure or cover, such as a membrane; a space between two membranes

Wrappernoun

a loose dressing gown for women

Envelopenoun

(engineering) The set of limitations within which a technological system can perform safely and effectively.

Wrappernoun

the covering (usually paper or cellophane) in which something is wrapped

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Envelopenoun

(astronomy) The nebulous covering of the head or nucleus of a comet; a coma.

Wrappernoun

cloak that is folded or wrapped around a person

Envelopenoun

An earthwork in the form of a single parapet or a small rampart, sometimes raised in the ditch and sometimes beyond it.

Wrappernoun

a piece of paper, plastic, or foil covering and protecting something sold or for sale

‘a sweet wrapper’; ‘cellophane wrappers’;

Envelopeverb

(nonstandard) lang=en

Wrappernoun

a cover enclosing a newspaper or magazine for posting.

Envelopenoun

That which envelops, wraps up, encases, or surrounds; a wrapper; an inclosing cover; esp., the cover or wrapper of a document, as of a letter.

Wrappernoun

the dust jacket of a book.

Envelopenoun

The nebulous covering of the head or nucleus of a comet; - called also coma.

Wrappernoun

a tobacco leaf of superior quality enclosing a cigar.

Envelopenoun

A work of earth, in the form of a single parapet or of a small rampart. It is sometimes raised in the ditch and sometimes beyond it.

Wrappernoun

a loose robe or gown

‘she put a wrapper over her nightdress’;

Envelopenoun

A curve or surface which is tangent to each member of a system of curves or surfaces, the form and position of the members of the system being allowed to vary according to some continuous law. Thus, any curve is the envelope of its tangents.

Envelopenoun

A set of limits for the performance capabilities of some type of machine, originally used to refer to aircraft; - it is often described graphically as a two-dimensional graph of a function showing the maximum of one performance variable as a function of another. Now it is also used metaphorically to refer to capabilities of any system in general, including human organizations, esp. in the phrase push the envelope. It is used to refer to the maximum performance available at the current state of the technology, and therefore refers to a class of machines in general, not a specific machine.

Envelopenoun

a flat rectangular paper container for papers

Envelopenoun

any wrapper or covering

Envelopenoun

a curve that is tangent to each of a family of curves

Envelopenoun

a natural covering (as by a fluid);

‘the spacecraft detected an envelope of gas around the comet’;

Envelopenoun

the maximum operating capability of a system;

‘test pilots try to push the envelope’;

Envelopenoun

the bag containing the gas in a balloon

Envelopenoun

a flat paper container with a sealable flap, used to enclose a letter or document.

Envelopenoun

a covering or containing structure or layer

‘the external envelope of the swimming pool’;

Envelopenoun

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’;

Envelopenoun

the structure within a balloon or non-rigid airship containing the gas.

Envelopenoun

a membrane which forms the outer layer of certain viruses.

Envelopenoun

a curve joining the successive peaks of a modulated wave.

Envelopenoun

a curve or surface tangent to each of a family of curves or surfaces.

Envelope

An envelope is a common packaging item, usually made of thin, flat material. It is designed to contain a flat object, such as a letter or card.

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