ENVELOPE
Scrabble letter values: E1N1V4E1L1O1P3E1 = 13
Definition
- noun a flat (usually rectangular) container for a letter, thin package, etc..
- noun any wrapper or covering.
- noun a curve that is tangent to each of a family of curves.
- noun a natural covering (as by a fluid).
- noun the maximum operating capability of a system (especially an aircraft).
- noun the bag containing the gas in a balloon. — synonyms: gasbag
Examples
- “the spacecraft detected an envelope of gas around the comet”
- “test pilots try to push the envelope”