'Isatis' definitions:

Definition of 'Isatis'

From: WordNet
noun
Old World genus of annual to perennial herbs: woad [syn: Isatis, genus Isatis]

Definition of 'Isatis'

From: GCIDE
  • Isatis \I"sa*tis\ (?; 277), n. [L., a kind of plant, Gr. ? woad.] (Bot.) A genus of herbs, some species of which, especially the Isatis tinctoria, yield a blue dye similar to indigo; woad. [1913 Webster]