1. the action of spreading and promoting an idea, theory, or practice
2. the breeding of specimens of a plant or animal by natural processes from the parent stock
Usage: biology
3. the transmission of motion, light, sound, or other phenomena through a medium
Usage: physics

Examples

• The propagations of these revolutionary ideas changed society forever.
• Scientists studied the propagations of sound waves through different materials.
• The gardener focused on the propagations of rare orchid species.
• Radio wave propagations can be affected by atmospheric conditions.
• The propagations of misinformation spread rapidly through social media.
• Plant propagations require careful attention to temperature and humidity.
• Light propagations through fiber optic cables enable high-speed internet.