Examples from the Web for purus
Uppermost is the purus aether or aer lucidus containing the stars and representing the element air in Hildegards cosmic system.
The purus aether, however, resisted these ashes and vapours, seeking to hold back these plagues.
Four days later, on the 14th of August, the jangada passed the mouths of the Purus.Eight Hundred Leagues on the Amazon|Jules Verne
Referring to the old phrase, purus mathematicus, purus asinus.The Reform of Education|Giovanni Gentile
We find that the early authors suddenly cease to refer to them, and the problem is presented: What fate had befallen the Purus?Indian Myth and Legend|Donald Alexander Mackenzie