(organic chemistry) One of a family of antibiotic chemicals produced by Aspergillus deflectus which contain a 6H-furo[2,3-h]-2-benzopyran-6,8(6aH)-dione core.

plural of superoutburst

(chemistry) Having a single hydrogen atom; monobasic

Not having, or not governed by, reins. / (by extension) Not checked or restrained.