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envelope |
Also found in: Dictionary/thesaurus, Medical, Financial, Wikipedia, Hutchinson | 0.04 sec. |
envelope(1) A range of frequencies for a particular operation. envelope 1. Biology any enclosing structure, such as a membrane, shell, or skin 2. the bag enclosing the gas in a balloon 3. Maths a curve or surface that is tangent to each one of a group of curves or surfaces 4. Electronics the sealed glass or metal housing of a valve, electric light, etc. 5. Telecomm the outer shape of a modulated wave, formed by the peaks of successive cycles of the carrier wave How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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And, the photocopied letterhead logo doesn't match the university logo on the window envelope. Rather than a tale of two cities, this is a tale of two DM packages from the same city, Boston, both arriving in the mail on the same day, both in white 9 X 12-inch window envelopes, and both soliciting subscriptions to health newsletters. Among them are the disposable diaper, Barbie doll, bubble gum, remote control, cartoon, window envelope, stapler, air bag, and car wash. |
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