(intransitive) Of an infectious disease, to spread from one species of animal to another and particularly to humans.
Spill-over Sentence Examples
She felt her own tears spill over at the depth of his pain.
She left it down, letting the soft curls spill over her shoulders For a minute she fought back panic.
In many cases the lakes of Canada simply spill over at the lowest point from one basin into the next below, making chains of lakes with no long or well-defined channels between, since in so young a country there has not yet been time for the rivers to have carved wide valleys.
The Government even sent a gunboat to Rousay to ensure that things didn't spill over into an all-out revolt.
Don't allow work to spill over into your leisure time.