gum ammoniac
noun
Forms gums ammoniac
- noun Synonym of ammoniacum: A gum-resin exuded from the several perennial herbs in the genus Ferula of the umbel family (Apiaceae).
Synonyms
Etymology
From Middle English gomme armoniacum, gomme armonyak, gum armoniac.
Webster’s 1913
- noun The concrete juice (gum resin) of an umbelliferous plant, the Dorema ammoniacum. It is brought chiefly from Persia in the form of yellowish tears, which occur singly, or are aggregated into masses.
Etymology [L. Ammoniacum, Gr. Ammon; cf. F. ammoniac. See Ammonite.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “gum ammoniac”, CC BY-SA 4.0. Details