envelope Definition
a flat paper container with a sealable flap, used to enclose a letter or document.
Using envelope: Examples
Take a moment to familiarize yourself with how "envelope" can be used in various situations through the following examples!
Example
I put the letter in the envelope and sealed it.
Example
The envelope was addressed to my office.
Example
She opened the envelope and read the letter inside.
envelope Synonyms and Antonyms
Phrases with envelope
Example
The company is always trying to push the envelope with new technology.
an envelope with a transparent panel that reveals the address on the enclosed letter
Example
I used a window envelope so that the address would show through.
self-sealing envelope
an envelope with a sticky strip that seals the flap without needing to be moistened
Example
I prefer to use self-sealing envelopes because they are more convenient.
Origins of envelope
from Old French 'enveloppe', meaning 'wrapper, covering'
Summary: envelope in Brief
An 'envelope' [ˈɛnvələʊp] is a flat paper container with a sealable flap used to enclose letters or documents. It can be addressed, sealed, and sent through the mail. The phrase 'push the envelope' means to go beyond the usual or normal limits of something.