Developer and Operator

noun

• Someone who develops real estate (especially someone who prepares a site for residential or commercial use. )
• Photographic equipment consisting of a chemical solution for developing film. .

• (n.) One who or that which, develops.
• (n.) A reagent by the action of which the latent image upon a photographic plate, after exposure in the camera or otherwise, is developed and visible.
• (n.) One that develops.
• (n.) A reagent used to produce an ingrain color by its action upon some substance on the fiber.
• (n.) A chemical bath or reagent used in developing photographs.

DEVELOPER is a person or company who makes a business of turning vacant or underused parcels of land into new housing (or business, commercial or industrial) surveys.

noun

• Mathematics) a symbol or function representing a mathematical operation. (
• An agent that operates some apparatus or machine.
  • usage: "the operator of the switchboard"
  • synonyms: manipulator
• Someone who owns or operates a business.
  • usage: "who is the operator of this franchise"
• A shrewd or unscrupulous person who knows how to circumvent difficulties.
  • synonyms: hustler, wheeler dealer
• A speculator who trades aggressively on stock or commodity markets. .

• (n.) One who or that which, operates or produces an effect.
• (n.) One who performs some act upon the human body by means of the hand or with instruments.
• (n.) The symbol that expresses the operation to be performed; -- called also facient.
• (n.) A dealer in stocks or any commodity for speculative purposes; a speculator.