Noun

(en noun)

One who operates.

*

, title=(The Celebrity), chapter=1 , passage=The stories did not seem to me to touch life. […] They left me with the impression of a well-delivered stereopticon lecture, with characters about as life-like as the shadows on the screen, and whisking on and off, at the mercy of the operator .}}

A telecommunications facilitator whose job is to establish temporary network connections.

(mathematics) A function or other mapping that carries variables defined on a domain into another variable or set of variables in a defined range.

Chinese whispers.

(informal) A person who is adept at making deals or getting results, especially one who uses questionable methods.

A member of a military Special Operations unit.

(computing) The administrator of a channel or network on IRC.

(linguistics) A kind of expression that enters into an a-bar movement dependency and is said to bind a variable.

In the sentence "What did Bill say he wants to buy?", "what" is an operator , binding a phonetically empty variable.

Noun

(en noun)

One who supplies; a provider.

* {{quote-magazine, title=An internet of airborne things, date=2012-12-01, volume=405, issue=8813, page=3 (Technology Quarterly), magazine= citation

, passage=A farmer could place an order for a new tractor part by text message and pay for it by mobile money-transfer. A supplier many miles away would then take the part to the local matternet station for airborne dispatch via drone.}}

(soccer) Someone who assists (sets up) a goal.

* {{quote-news

, year=2011 , date=January 16 , author=Saj Chowdhury , title=Sunderland 1 - 1 Newcastle , work=BBC citation , page= , passage=Regular supplier Barton played in another teasing corner, which was headed on towards goal by the impressive Ameobi and flicked in by expert poacher Nolan.}}