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.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

en·ve·lope

(en'vĕ-lōp), Avoid the mispronunciation ahn'vĕ-lōp.
In anatomy, a structure that encloses or covers.
Farlex Partner Medical Dictionary © Farlex 2012

envelope

(ĕn′və-lōp′, ŏn′-)
n.
Biology An enclosing structure or cover, such as a membrane or the outer coat of a virus.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

en·ve·lope

(en'vĕ-lōp)
anatomy Any structure that encloses or covers.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

en·ve·lope

(en'vĕ-lōp)
In anatomy, a structure that encloses or covers.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
His work experience includes performing building envelope and roof assessments, and providing engineering and CAD support in the remediation, re-purposing and alteration of existing office, retail and industrial building facilities, among other things.
Building envelope commissioning activities involves the entire design team: architect, owner, contractor, consultants, subcontractors, and commissioning agent.
According to USACE ECB 2014-16 (USACE 2014), the air leakage rate of a building envelope shall not exceed 0.25 cfm/[ft.sup.2] (1.27 L/s/[m.sup.2]) at a pressure differential of 0.3 in.
"This project aims to kick-start Welsh industry to manufacture, install and maintain energy generating building envelopes, by demonstrating their application to a range of building types throughout Wales, for a cost-effective, innovative contribution to achieving low carbon buildings."
Firestone Fluid Applied Metal Roofing Systems are designed to protect the building envelope from harsh weather, severe temperatures, airborne pollutants and emissions.
This includes about $6.5 million to develop highly efficient, cost-effective HVAC systems and around $3 million to evaluate building envelope materials.
When it comes to existing buildings, the age of the structure, the materials used in its construction and the type of building envelope system can influence its ability to resist the forces of climate change.
The better your building envelope is, the less energy your home will require to remain comfortable.
It can be used to assess the adequacy of ventilation rates in a building, to estimate the impact of building envelope tightening efforts on infiltration rates, and to predict contaminant concentrations to estimate personal exposure based on occupancy patterns in the building being studied.
He brings over 17 years of experience in all aspects of Structural Engineering, and is a specialist in the investigation of building envelope failures, and the design and implementation of remedial measures.
M2 EQUITYBITES-May 11, 2017-UL Acquires Canadian Building Science and Building Envelope Service Provider CLEB
As Senior Architect, Graz is responsible for overseeing project teams and mentoring junior staff in the development of design solutions for the building envelope that meet technical, functional, and aesthetic objectives.

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