spawner
/ˈspɔnər/
noun
- An adult fish or other aquatic animal that produces eggs or young.
- Fishermen are required to release large spawners back into the river.
- The hatchery keeps the best spawners in a separate pond.
- A single female salmon spawner can lay thousands of eggs.
- Something that produces or generates things, often in large numbers.
- That website is a spawner of viral memes and trends.
- The old factory was a spawner of pollution and waste.
- The city became a spawner of new startups and tech companies.