envelope

[ en-vuh-lohp, ahn- ]

/ ˈɛn vəˌloʊp, ˈɑn- /

SEE SYNONYMS FOR envelope ON THESAURUS.COM

noun

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

something that envelops; a wrapper, integument, or surrounding cover.

Biology. a surrounding or enclosing structure, as a corolla or an outer membrane.

Geometry. a curve or surface tangent to each member of a set of curves or surfaces.

Radio. (of a modulated carrier wave) a curve connecting the peaks of a graph of the instantaneous value of the electric or magnetic component of the carrier wave as a function of time.

the fabric structure enclosing the gasbag of an aerostat.

the gasbag itself.

Electronics. the airtight glass or metal housing of a vacuum tube.

the technical limits within which an aircraft or electronic system may be safely operated.

Idioms for envelope

push the envelope, to stretch established limits, as in technological advance or social innovation.

Also envelop.

Origin of envelope

1700–10; <French enveloppe, derivative of envelopper to envelop

WORDS THAT MAY BE CONFUSED WITH envelope

envelop, envelope

Words nearby envelope

enunciation, enure, enuresis, env., envelop, envelope, envelope chemise, envelopment, envenom, envenomation, Enver Pasha

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for envelope

This uses a harmless virus, usually a retrovirus, that is modified to produce the same external envelope of carbohydrates and proteins as the SARS-CoV-2 virus.
Scientists to Wall Street: You don’t really understand how COVID vaccine tests work|Jeremy Kahn|August 24, 2020|Fortune
Always follow directions from official sources, like those on your absentee-ballot envelope, over ours.
Why We’re Planning For An Election Day That Could Last Months|Nathaniel Rakich (nathaniel.rakich@fivethirtyeight.com)|August 14, 2020|FiveThirtyEight
It can only look at the signatures on the envelopes and make sure they appear to be valid.
Politics Report: Down Goes One Hot-Button Ballot Measure|Andrew Keatts|July 18, 2020|Voice of San Diego
Encasing all of this plumbing and the animal cuddled against it lies the big floaty envelope of the outer house.
Larvaceans’ underwater ‘snot palaces’ boast elaborate plumbing|Susan Milius|June 15, 2020|Science News

Most importantly, as far as I can tell, there is not a s ingle report of someone dying from licking envelope glue.
Science of ‘Seinfeld’|LGBTQ-Editor|June 15, 2020|No Straight News
He started out with solo flights, but in this session over the desert outside Dubai he really pushes the envelope.
Daredevil in a Jetpack Flies Alongside A Plane|Jack Holmes, The Daily Beast Video|December 12, 2014|DAILY BEAST
The parental fold may be about to envelope you—and yet also drive you mad.
How to Make It Through Thanksgiving Alive|Lizzie Crocker|November 26, 2014|DAILY BEAST
On one occasion, Garrison said Williams had him hand one out-of-state doctor an envelope stuffed with $20,000 in cash.
Patients Screwed in Spine Surgery ‘Scam’|The Center for Investigative Reporting|November 3, 2014|DAILY BEAST
The envelope also contains a warning about the federal penalties for obstructing the mail.
Grimes Campaign “Exploring Legal Options” Against McConnell|Ben Jacobs|October 31, 2014|DAILY BEAST
Prince William was seen clutching an envelope, when they left, most likely containing images of the scan.
Royal Baby Due In April|Tom Sykes|October 20, 2014|DAILY BEAST
It was too late now, and Larry gazed regretfully at the envelope.
Larry Dexter's Great Search|Howard R. Garis
But by this time Jasmine had torn the envelope open, and was oblivious to all Daisy's comments.
The Palace Beautiful|L. T. Meade
Gilbert ripped open the envelope, letting it fall to the floor as he unfolded the letter.
The Cruise of the Make-Believes|Tom Gallon
This settled, he proceeded to take a chair and envelope himself in smoke.
The Chief Legatee|Anna Katharine Green
The word urgent, twice underlined, was written in the top left-hand corner of the envelope.
Knock, Knock, Knock and Other Stories|Ivan Turgenev

British Dictionary definitions for envelope

envelope

/ (ˈɛnvəˌləʊp, ˈɒn-) /

noun

a flat covering of paper, usually rectangular in shape and with a flap that can be folded over and sealed, used to enclose a letter, etc

any covering or wrapper

biology any enclosing structure, such as a membrane, shell, or skin

the bag enclosing the gas in a balloon

maths a curve or surface that is tangent to each one of a group of curves or surfaces

electronics the sealed glass or metal housing of a valve, electric light, etc

telecomm the outer shape of a modulated wave, formed by the peaks of successive cycles of the carrier wave

push the envelope informal to push the boundaries of what is possible

Word Origin for envelope

C18: from French enveloppe, from envelopper to wrap around; see envelop; sense 8 from aeronautics jargon, referring to graphs of aircraft performance

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for envelope

envelope

[ ĕn′və-lōp′, ŏn′- ]

n.

An enclosing structure or cover, such as a membrane or the outer coat of a virus.

单词	envelope
释义	envelope [ en-vuh-lohp, ahn- ] / ˈɛn vəˌloʊp, ˈɑn- / SEE SYNONYMS FOR envelope ON THESAURUS.COM noun a flat paper container, as for a letter or thin package, usually having a gummed flap or other means of closure. something that envelops; a wrapper, integument, or surrounding cover. Biology. a surrounding or enclosing structure, as a corolla or an outer membrane. Geometry. a curve or surface tangent to each member of a set of curves or surfaces. Radio. (of a modulated carrier wave) a curve connecting the peaks of a graph of the instantaneous value of the electric or magnetic component of the carrier wave as a function of time. the fabric structure enclosing the gasbag of an aerostat. the gasbag itself. Electronics. the airtight glass or metal housing of a vacuum tube. the technical limits within which an aircraft or electronic system may be safely operated. Idioms for envelope push the envelope, to stretch established limits, as in technological advance or social innovation. Also envelop. Origin of envelope 1700–10; <French enveloppe, derivative of envelopper to envelop WORDS THAT MAY BE CONFUSED WITH envelope envelop, envelope Words nearby envelope enunciation, enure, enuresis, env., envelop, envelope, envelope chemise, envelopment, envenom, envenomation, Enver Pasha Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for envelope This uses a harmless virus, usually a retrovirus, that is modified to produce the same external envelope of carbohydrates and proteins as the SARS-CoV-2 virus. Scientists to Wall Street: You don’t really understand how COVID vaccine tests work\|Jeremy Kahn\|August 24, 2020\|Fortune Always follow directions from official sources, like those on your absentee-ballot envelope, over ours. Why We’re Planning For An Election Day That Could Last Months\|Nathaniel Rakich (nathaniel.rakich@fivethirtyeight.com)\|August 14, 2020\|FiveThirtyEight It can only look at the signatures on the envelopes and make sure they appear to be valid. Politics Report: Down Goes One Hot-Button Ballot Measure\|Andrew Keatts\|July 18, 2020\|Voice of San Diego Encasing all of this plumbing and the animal cuddled against it lies the big floaty envelope of the outer house. Larvaceans’ underwater ‘snot palaces’ boast elaborate plumbing\|Susan Milius\|June 15, 2020\|Science News Most importantly, as far as I can tell, there is not a s ingle report of someone dying from licking envelope glue. Science of ‘Seinfeld’\|LGBTQ-Editor\|June 15, 2020\|No Straight News He started out with solo flights, but in this session over the desert outside Dubai he really pushes the envelope. Daredevil in a Jetpack Flies Alongside A Plane\|Jack Holmes, The Daily Beast Video\|December 12, 2014\|DAILY BEAST The parental fold may be about to envelope you—and yet also drive you mad. How to Make It Through Thanksgiving Alive\|Lizzie Crocker\|November 26, 2014\|DAILY BEAST On one occasion, Garrison said Williams had him hand one out-of-state doctor an envelope stuffed with $20,000 in cash. Patients Screwed in Spine Surgery ‘Scam’\|The Center for Investigative Reporting\|November 3, 2014\|DAILY BEAST The envelope also contains a warning about the federal penalties for obstructing the mail. Grimes Campaign “Exploring Legal Options” Against McConnell\|Ben Jacobs\|October 31, 2014\|DAILY BEAST Prince William was seen clutching an envelope, when they left, most likely containing images of the scan. Royal Baby Due In April\|Tom Sykes\|October 20, 2014\|DAILY BEAST It was too late now, and Larry gazed regretfully at the envelope. Larry Dexter's Great Search\|Howard R. Garis But by this time Jasmine had torn the envelope open, and was oblivious to all Daisy's comments. The Palace Beautiful\|L. T. Meade Gilbert ripped open the envelope, letting it fall to the floor as he unfolded the letter. The Cruise of the Make-Believes\|Tom Gallon This settled, he proceeded to take a chair and envelope himself in smoke. The Chief Legatee\|Anna Katharine Green The word urgent, twice underlined, was written in the top left-hand corner of the envelope. Knock, Knock, Knock and Other Stories\|Ivan Turgenev British Dictionary definitions for envelope envelope / (ˈɛnvəˌləʊp, ˈɒn-) / noun a flat covering of paper, usually rectangular in shape and with a flap that can be folded over and sealed, used to enclose a letter, etc any covering or wrapper biology any enclosing structure, such as a membrane, shell, or skin the bag enclosing the gas in a balloon maths a curve or surface that is tangent to each one of a group of curves or surfaces electronics the sealed glass or metal housing of a valve, electric light, etc telecomm the outer shape of a modulated wave, formed by the peaks of successive cycles of the carrier wave push the envelope informal to push the boundaries of what is possible Word Origin for envelope C18: from French enveloppe, from envelopper to wrap around; see envelop; sense 8 from aeronautics jargon, referring to graphs of aircraft performance Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Words related to envelope box, jacket, casing, container, coat, pocket, bag, pouch, case, shell, hide, covering, cover, cloak, skin, vesicle, sheath, coating, receptacle, enclosure Medical definitions for envelope envelope [ ĕn′və-lōp′, ŏn′- ] n. An enclosing structure or cover, such as a membrane or the outer coat of a virus. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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envelope

noun

Idioms for envelope

Origin of envelope

WORDS THAT MAY BE CONFUSED WITH envelope

Words nearby envelope

Example sentences from the Web for envelope

British Dictionary definitions for envelope

noun

Word Origin for envelope

Words related to envelope

Medical definitions for envelope

n.