Meanings of noxiousness in English

The element which I breathed appeared to have stagnated into noxiousness and putrefaction.

Until that quarrel, the exceeding noxiousness of the Papal doctrine had not clearly presented itself to Mr. Moze.

Broad, limpid and lazy, a dull inscrutable silver-grey glimpsed behind steel and concrete installations from which God knows what noxiousness flows.