The act of breaking out or bursting forth; as: (a) A violent throwing out of flames, lava, etc., as from a volcano of a fissure in the earth's crust. (b) A sudden and overwhelming hostile movement of armed men from one country to another. Milton. (c) A violent commotion.
That which bursts forth.
A violent exclamation; ejaculation.
The breaking out of pimples, or an efflorescence, as in measles, scarlatina, etc.
First of all, there was a volcano of words, an eruption of words that Shakespeare had never used before that had never been used in the English language before. It's astonishing. It pours out of him. Stephen Greenblatt
We still carry this old caveman-imprint idea that we're small, nature's big, and it's everything we can manage to hang on and survive. When big geophysical events happen - a huge earthquake, tsunami, or volcanic eruption - we're reminded of that. James Balog