'Ulmic' definitions:

Definition of 'Ulmic'

From: GCIDE
  • Ulmic \Ul"mic\, a. [L. ulmus an elm: cf. F. ulmique.] (Chem.) Pertaining to ulmin; designating an acid obtained from ulmin. [1913 Webster]

Definition of 'ulmic'

From: GCIDE
  • Humin \Hu"min\, n. [L. humus the earth, ground.] (Chem.) A bitter, brownish yellow, amorphous substance, extracted from vegetable mold, and also produced by the action of acids on certain sugars and carbohydrates; -- called also {humic acid}, ulmin, gein, ulmic or geic acid, etc. [1913 Webster]