As an adjective simultaneous
is occurring]] or [[transpire|transpiring at the same time.
As a noun flashover is
the near simultaneous ignition of all combustible material in an enclosed area.
Occurring]] or [[transpire, transpiring at the same time.
- As with the Lejeuneaceae, this pattern of massive speciation appears to be correlated with the Cretaceous explosion of the angiosperms and the simultaneous creation of a host of new microenvironments, differing in humidity, light intensity, texture, etc.
The near simultaneous ignition of all combustible material in an enclosed area.
An unintended electric discharge or arc over or around an insulator