Word Explorer
Envelope
/ˈɒn.və.ləʊp/
A paper or cardboard wrapper used to enclose small, flat items, especially letters, for mailing.
📖 Definitions of "Envelope"
noun
- 1
A paper or cardboard wrapper used to enclose small, flat items, especially letters, for mailing.
- 2
Something that envelops; a wrapping.
- 3
A bag containing the lifting gas of a balloon or airship; fabric that encloses the gas-bags of an airship.
- 4
A mathematical curve, surface, or higher-dimensional object that is the tangent to a given family of lines, curves, surfaces, or higher-dimensional objects.
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