from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A bicyclic aromatic hydrocarbon containing a five- and a seven-membered fused ring; it is a blue, oily liquid first obtained from the essential oil of wormwood.
- n. Any of its derivatives.
from The Century Dictionary and Cyclopedia
- n. A vegetable principle which imparts a blue color to many of the volatile oils.
Sorry, no etymologies found.
I did learn that an azulene derivative sodium azulene sulfonate is thought to be effective in topically treating sore-throat from either cause, and that it's extracted from chamomile.
The amount of azulene in the essential oil fluctuates between 1 and 15%.
Along with organic chamomile flower, which contains azulene that helps to reduce puffiness on the skin and helps to remove impurities
It is this chemical (azulene) in fact that will help to relax as well as soothe your nervous system and also provide immediate relief from different kinds of allergies as well as helps to relieve any pain that you may be feeling.
When it comes to identifying a suitable natural allergy relief option be sure to first check out Blue Tansy that is known to contain a lot of azulene that in turn causes it look deep vivid blue color (stains, so beware.)