eruption
eruption , noun
[Latin eruptio, from erumpere, eruptum, to break out; e out + rumpere, to break: compare French éruption. See Rupture.]
1.
The act of breaking out or bursting forth;
(a)
A violent throwing out of flames, lava, etc., as from a volcano or a fissure in the earth's crust.
(b)
A sudden and overwhelming hostile movement of armed men from one country to another.
(c)
A violent commotion. — Milton
All Paris was quiet... to gather fresh strength for the next day's eruption.
2.
That which bursts forth.
3.
A violent exclamation; ejaculation.
He would... break out into bitter and passionate eruditions.
4.
(Medicine) The breaking out of pimples, or an efflorescence, as in measles, scarlatina, etc.