sender

UK/ˈsɛndəː/US/ˈsɛndɚ/

nounB1+Occasional — familiar, but not everyday · #9,361 of 15,258neutral

Other forms: senders

The sender is the person who posted the item. Return to sender, the sender's address, an unknown sender.

Return to sender is the standard marking on undelivered post and is the phrase most people know the word from. In email it is the technical term, and the displayed sender can be forged easily, which is how most phishing works.

Definitions of sender

1nounsenderThe person who posted the item.B1+
“The parcel arrived without a note, and we never found out who the sender was.”

sender is a person.

Where it comes from

Proto-Indo-European
*sent- (go)
Proto-Indo-European
*sont-eye-ti — to cause to go
Proto-Germanic
*sandijaną
Proto-West Germanic
*sandijan
Old English
sendan — to send, cause to go
Middle English
senden
English
send
English, today
sender

Built from

*sent- · Proto-Indo-European — to walk, travel

From send + -er. send comes from Middle English senden, from Old English sendan (“to send, cause to go”), from Proto-West Germanic sandijan, from Proto-Germanic sandijaną, from Proto-Indo-European sont-eye-ti (“to cause to go”), causative of sent- (“to walk, travel”). The noun derives from the verb. 2 Cognate with stq seende (“to send”), Dutch zenden (“to send”), German senden (“to send”), Danish and Norwegian Bokmål sende (“to send”), Faroese, Icelandic and Norwegian Nynorsk senda (“to send”), Swedish sända (“to send”). Related also to Old English sand, sond (“a sending, mission, message”). See also sith.

Etymology from Wiktionary, CC BY-SA

Practised in Bank & Post Office

Practise this word

sender in the wild

The reveal phase is the sender giving the key to the receiver, who uses it to open the box and verify its contents.
Commitment scheme
In simple protocols, the commit phase consists of a single message from the sender to the receiver.
Commitment scheme
A simple signaling game would have two players: the sender and the receiver.
Signaling game
The sender has one of two types, which might be called "desirable" and "undesirable," with different payoff functions.
Signaling game
The Sender Rewriting Scheme (SRS) is a scheme for bypassing the Sender Policy Framework's (SPF) methods of preventing forged sender addresses.
Sender Rewriting Scheme

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From Wikipedia, CC BY-SA 4.0. These sentences were written by other people about their own subjects; they are here to show the word at work, not as anybody’s opinion.

Related words

the sendan family

send

sender — used about once every 4,394 pages · #9,361 · point at the bar for the others

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