Synonym of hella

Alternative spelling of chhena

(now historical) The resin obtained from the European silver fir (Abies taxifolia syn. Abies picea, now considered synonymous to Abies alba) which was used for a brilliant varnish.

(organic chemistry) An alkaloid, C₈H₈N₂, derived from harmic acid, that behaves similarly to harmine, but that has greater solubility in water.