envelope

/ˈɛnvə(ˌ)ləʊp/

Proposed by a contributor, not yet supported by evidence.

Also seen as: envelopes

Sense 1

Meaning · English

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

Noun

Examples

Now we are liberal with our innermost secrets, spraying them into the public ether with a generosity our forebears could not have imagined. Where we once sent love letters in a sealed envelope, or stuck photographs of our children in a family album, now such private material is despatched to servers

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

Something that envelops; a wrapping.

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “envelope” mean?

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

Is “envelope” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.