Meaning & Definition of Envelope in English
English⟶
Envelope
/ɛnvəloʊp/
noun
1. A flat (usually rectangular) container for a letter, thin package, etc.
synonym:
- envelope
2. Any wrapper or covering
synonym:
- envelope
3. A curve that is tangent to each of a family of curves
synonym:
- envelope
4. A natural covering (as by a fluid)
- "The spacecraft detected an envelope of gas around the comet"
synonym:
- envelope
5. The maximum operating capability of a system (especially an aircraft)
- "Test pilots try to push the envelope"
synonym:
- envelope
6. The bag containing the gas in a balloon
synonym:
- envelope,
- gasbag
Examples of using
Tom took a sealed envelope out of his pocket and gave it to Mary.
What was in the envelope?
Tom put the envelope on the table.