envelope

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envelope

 [en´vĕ-lōp]
1. an encompassing structure or membrane.
2. in virology, the outer lipoprotein coat of a large virus, surrounding the capsid and usually furnished, at least partially, by the host cell. Called also peplos.
3. in bacteriology, the cell wall and the plasma membrane considered together.
nuclear envelope the condensed double layer of lipids and proteins enclosing the cell nucleus and separating it from the cytoplasm; its two concentric membranes, inner and outer, are separated by a perinuclear space.

en·ve·lope

(en'vĕ-lōp), Avoid the mispronunciation ahn'vĕ-lōp.
In anatomy, a structure that encloses or covers.

envelope

/en·ve·lope/ (en´vĕ-lōp)
1. an encompassing structure or membrane.
2. in virology the peplos, a coat surrounding the capsid and usually furnished at least partially by the host cell.
3. in bacteriology, the cell wall and the plasma membrane considered together.

nuclear envelope  the condensed double layer of lipids and proteins enclosing the cell nucleus and separating it from the cytoplasm; its two concentric membranes, inner and outer, are separated by a perinuclear space.

envelope

(ĕn′və-lōp′, ŏn′-)
n.
Biology An enclosing structure or cover, such as a membrane or the outer coat of a virus.

en·ve·lope

(en'vĕ-lōp)
anatomy Any structure that encloses or covers.

envelope

any enclosing structure, such as a membrane or skin. In bacteria, it is the part of the cell enclosing the cytoplasm, i.e. the cytoplasmic membrane cell wall and capsule. In VIRUSES, it is the outer lipid-containing layer of some virions.

en·ve·lope

(en'vĕ-lōp)
In anatomy, a structure that encloses or covers.

envelope

an encompassing structure or membrane. In virology, a bilayer lipoprotein membrane with glycoprotein spikes surrounding the nucleocapsid and usually furnished, at least partially, by the host cell. In bacteriology, the cell wall and the plasma membrane considered together.

nuclear envelope
the condensed double layer of lipids and proteins enclosing the cell nucleus and separating it from the cytoplasm; its two concentric membranes, inner and outer, are separated by a perinuclear space.
References in periodicals archive ?
PROCITE(TM) Window Envelope Films are just one example of Dow's global market leadership in the production of oriented polystyrene films.
Many charities have had huge success mailing simple window envelopes with no teaser or no identification on the outside.
E-Stamp's patented window envelopes feature a special "window" for the electronic stamp and will save customers time by eliminating several steps from the mail preparation process.
The new optional shipping label feature makes it easy for customers to mail out the forms in #10 double window envelopes.
OFFICIALS who ran the National Assembly election and AV referendum in May claim they were forced to ignore official instructions about the design of polling cards because they would not have fitted into window envelopes.
This letter was put back into the post, but only after I had telephoned Llandough Hospital as I was concerned about the delay it might cause - I pointed out that the addresses should appear in the window envelopes and suggested they pass this message on to all concerned.
Specialty products like Dow's film for window envelopes and its adhesive films also face less offshore competition.
Pitney Bowes's research also says the appearance of the address itself affects openability: Consumers like window envelopes and directly-printed addresses, and feel address labels are a symptom of junk mail.
A spokesman said: "With immediate effect, all cards will now go out in window envelopes.
Single window and double window envelopes for these forms are also featured.
DP40S color printer users can adjust the fusing temperature, which helps ensure that envelope flaps and window envelopes print properly through the system with clean, crisp images.
Tenders are invited for E- Tender For One Year Only For Supply Of Software Based Pre Printed Mobile Bill Forms And Window Envelopes In Lucknow Ssa