Princeton's WordNet(1.00 / 2 votes)Rate these synonyms:

1. envelope(noun)

   a flat (usually rectangular) container for a letter, thin package, etc.

   Synonyms:
   gasbag

2. envelope(noun)

   any wrapper or covering

   Synonyms:
   gasbag

3. envelope(noun)

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

   Synonyms:
   gasbag

4. envelope(noun)

   a natural covering (as by a fluid)

   "the spacecraft detected an envelope of gas around the comet"

   Synonyms:
   gasbag

5. envelope(noun)

   the maximum operating capability of a system (especially an aircraft)

   "test pilots try to push the envelope"

   Synonyms:
   gasbag

6. envelope, gasbag(noun)

   the bag containing the gas in a balloon

   Synonyms:
   windbag, envelope, gasbag

Wiktionary(0.00 / 0 votes)Rate these synonyms:

1. envelope(noun)

   Synonyms:
   wrapper, gasbag

2. envelope(noun)

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

   Synonyms:
   gasbag, wrapper

3. envelope(noun)

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

   Synonyms:
   wrapper, gasbag

4. envelope(noun)

   Something that envelops; a wrapping

   Synonyms:
   wrapper, gasbag

5. envelope(noun)

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

   Synonyms:
   gasbag, wrapper

6. envelope(noun)

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

   Synonyms:
   wrapper, gasbag

7. envelope(noun)

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

   Synonyms:
   gasbag, wrapper

8. envelope(noun)

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

   Synonyms:
   wrapper, gasbag

9. envelope(noun)

   The information used for routing an email that is transmitted with the email but not part of its contents.

   Synonyms:
   wrapper, gasbag

10. envelope(noun)

    An enclosing structure or cover, such as a membrane.

    Synonyms:
    gasbag, wrapper

11. envelope(noun)

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

    Synonyms:
    wrapper, gasbag

Dictionary of English Synonymes(0.00 / 0 votes)Rate these synonyms:

1. envelope(n.)

   Synonyms:
   [Fr.] wrapper, covering, case, capsule

2. envelope(n.)

   Synonyms:
   (Fort.) mound (to cover a weak part)

3. envelope(n.)

   Synonyms:
   (Astron.) coma

PPDB, the paraphrase database(0.00 / 0 votes)Rate these synonyms:

List of paraphrases:

enveloppe, envelopes, shell, envelop, sheathing, casing, envelops, husk, sheath, package, allocation, jacket

Words popularity by usage frequency

Images & Illustrations of envelope