community spread
US /kəˈmjuːnɪti spred/
UK /kəˈmjuːnɪti spred/

1.
diffusione comunitaria, trasmissione locale
the spread of a contagious disease in a community from person to person, rather than from someone who has traveled to an affected area
:
•
Health officials are concerned about the increase in community spread of the virus.
I funzionari sanitari sono preoccupati per l'aumento della diffusione comunitaria del virus.
•
Tracing contacts becomes more difficult with widespread community spread.
Il tracciamento dei contatti diventa più difficile con una diffusione comunitaria diffusa.