(Encyclopedia) brazilwood, common name for several trees of the family Leguminosae (pulse family) whose wood yields a red dye. The dye has largely been replaced by synthetic dyes for fabrics, but it…
(Encyclopedia) cardinal or redbird, common name for a North American songbird of the family Fringillidae (New World finch family). In the eastern cardinal, Richmondena cardinalis, the male is bright…
(Encyclopedia) hematitehematitehĕmˈətīt [key], mineral, an oxide of iron, Fe2O3, containing about 70% metal, occurring in nature in red to reddish-brown earthy masses and in steel-gray to black…
(Encyclopedia) Wright, Harry (Wiliam Henry Wright), 1835–95, English-American baseball player and manager, b. Sheffield, England. His father, a professional cricket player, moved the family to New…
(Encyclopedia) color, effect produced on the eye and its associated nerves by light waves of different wavelength or frequency. Light transmitted from an object to the eye stimulates the different…
(Encyclopedia) color blindness, visual defect resulting in the inability to distinguish colors. About 8% of men and 0.5% of women experience some difficulty in color perception. Color blindness is…
(Encyclopedia) Riel, LouisRiel, Louislwē rēĕlˈ [key], 1844–85, Canadian insurgent, leader of two rebellions, b. Manitoba, of French and Métis parentage. In 1869–70 he led the rebels of the Red River…
(Encyclopedia) spleen, soft, purplish-red organ that lies under the diaphragm on the left side of the abdominal cavity. The spleen acts as a filter against foreign organisms that infect the…
(Encyclopedia) Devon cattleDevon cattledĕvˈən [key], breed of cattle originated in England and brought to America by colonists as early as 1623. They range in color from deep red to pale chestnut,…
(Encyclopedia) juniper, any tree or shrub of the genus Juniperus, aromatic evergreens of the family Cupressaceae (cypress family), widely distributed over the north temperate zone. Many are valuable…
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