contagious diffusion
[kən-ˈtā-jəs dɪ-ˈfjuː-ʒən]
nounpl: contagious diffusions
difusão contágiosa
1. The spread of ideas, behaviors, trends, or innovations from one person or group to adjacent or neighboring populations through direct contact or proximity, following a geographic or social pattern
The contagious diffusion of the fashion trend spread from the city center outward to suburban areas as young people adopted the style.
A difusão contágiosa da tendência de moda se espalhou do centro da cidade para as áreas suburbanas conforme os jovens adotavam o estilo.
2. In geographic and anthropological contexts, the transmission of cultural traits or innovations to neighboring areas based on spatial proximity rather than hierarchy
Contagious diffusion explains how agricultural practices spread from village to village in neighboring regions.
A difusão contágiosa explica como as práticas agrícolas se espalharam de aldeia em aldeia nas regiões vizinhas.
3. The wave-like propagation pattern of cultural or social phenomena where adoption increases through contact with those who have already adopted it
Social media has accelerated contagious diffusion, allowing viral content to spread rapidly through connected networks.
As redes sociais aceleraram a difusão contágiosa, permitindo que conteúdo viral se espalhe rapidamente através de redes conectadas.
This term is primarily used in academic disciplines such as geography, anthropology, sociology, and urban studies in both Brazil and the USA. It describes how cultural phenomena and innovations spread geographically based on proximity and direct contact. In Brazil, understanding contagious diffusion is relevant for studying how trends spread through favelas and urban centers, as well as how agricultural innovations propagate through rural regions. The concept gained renewed relevance with digital connectivity but maintains importance in understanding physical and social proximity effects.
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