# developer

Pronunciation: US say "di-VEL-uh-pur" /dɪˈvɛləpɚ/; UK say "di-VEL-uh-puh" /dɪˈvɛləpə(ɹ)/

## Noun

1. A person or company that creates computer software or modifies software that already exists.
   - Simple: A person or company that makes new computer programs or changes existing ones.
   - _The startup hired three more developers to rebuild its booking app before the holiday rush._
   - _The developer released a security patch for the app on Friday._
2. A person or company that prepares a piece of land for sale or builds on it.
   - Simple: A person or company that gets land ready to sell or puts up buildings on it.
   - _The developer cleared the parcel and divided it into forty building lots._
   - _Several developers are competing to build solar farms on former farmland._
3. A person or organization that creates or improves products of a particular kind.
   - Simple: A person or company that makes or improves a certain kind of product.
   - _The firm is a leading developer of batteries for electric cars._
   - _Engine developers keep improving fuel efficiency with each new model._
4. A liquid used in the chemical processing of photographs made the traditional way, on film.
   - Simple: A liquid with chemicals that is used to make photos from film the old way.
   - _He slid the exposed paper into the developer and watched the image slowly appear._
   - _The darkroom smelled of developer and fixer after a long night of printing._
5. A person who uses chemicals to produce photographs from negatives.
   - Simple: A person who makes photos from film negatives by using chemicals.
   - _The developer held each negative up to the light before making a print._
   - _Old photo labs employed developers who handled every roll of film by hand._
6. In dyeing, a chemical agent that reacts with a substance already on a fiber to produce an ingrain color.
   - Simple: A chemical that makes a color form in cloth threads by reacting with something already on them.
   - _After the first bath, the cotton was passed through a developer, and a deep red formed inside the fibers._
   - _The mill switched developers to get a more even shade of blue on its yarn._

## Origin

From develop + -er.

Source: DictionaryAI, https://dictionaryai.com/define/developer (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).