'envelope' in a sentence
Learn how to use 'envelope' with 2 example sentences.
- envelope noun
-
: a flat (usually rectangular) container for a letter, thin package, etc.
: any wrapper or covering
: a curve that is tangent to each of a family of curves
: a natural covering (as by a fluid)
: the maximum operating capability of a system (especially an aircraft)
: the bag containing the gas in a balloon
Write your name and address on this envelope.
Place this questionnaire in postage paid envelope.