This is the 11163rd most frequent French word.
propagation
The spreading or dissemination of something (e.g., ideas, information, or organisms).
Here, "propagation" refers to the dissemination or spread of information.
La propagation rapide de l'information grâce à l'internet a changé notre manière de communiquer.
The rapid spreading of information thanks to the internet has changed our way of communicating.
In this context, "propagation" describes the transmission or movement of sound waves through a medium.
La propagation des ondes sonores dépend du milieu dans lequel elles voyagent.
The propagation of sound waves depends on the medium through which they travel.
"Propagation" here reflects the growth or spread of invasive species in an ecological environment.