- any of several shrubs or small trees belonging to the genus Rhus of the cashew family, having milky sap, compound leaves, and small, fleshy fruit.
- a preparation of the dried and powdered leaves, bark, etc., of certain species of Rhus, especially R. coriaria of southern Europe, used especially in tanning.
- the wood of these trees.
Origin of sumac
Examples from the Web for sumac
Historical Examples of sumac
It was the day we climbed the Sumac Hill that we got our Idea!Fairy Prince and Other Stories
Eleanor Hallowell Abbott
These will form beautiful combinations with the sumac and ivy.
This soon leading him to the place where Halberger entered the sumac grove.Gaspar the Gaucho
She sent a bevy of girls into the hills to gather branches of maple and sumac.Gypsy Flight
Roy J. Snell
Woollen goods are first dyed blue with indigo, and afterwards with sumac, logwood, and green or blue copperas.
c.1300, "preparation of dried, chopped leaves of a plant of the genus Rhus" (used in tanning and dyeing and as an astringent), from Old French sumac (13c.), from Medieval Latin sumach, from Arabic summaq, from Syrian summaq "red." Later applied to a North American plant species.
- Any of various shrubs or small trees of the genus Rhus, having compound leaves, clusters of small greenish flowers, and usually red, hairy fruit. Some species, such as the poison ivy and poison oak, cause an acute itching rash on contact.