Associations to the word «Noxious»

Wiktionary

NOXIOUS, adjective. Harmful; injurious.
NOXIOUS TRADE, noun. A historical term used to describe those professions that were disreputable due to them causing a great deal of pollution. The archetypal example is the tannery.

Dictionary definition

NOXIOUS, adjective. Injurious to physical or mental health; "noxious chemical wastes"; "noxious ideas".

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats