Columbia Encyclopedia

Search results

500 results found

panda

(Encyclopedia)panda, name for two unrelated nocturnal Asian mammals of the order Carnivora, red pandas, genus Ailurus, and the giant panda, Ailuropoda melanoleuca. Red pandas, also known as lesser pandas and cat be...

blood count

(Encyclopedia)blood count, method for determining the number of red (erythrocytes) and white (leukocytes) blood cells in a certain volume of blood. This test can be used as a preliminary step in diagnosing some dis...

vermilion

(Encyclopedia)vermilion, vivid red pigment of durable quality. It is a chemical compound of mercury and sulfur and is known as red sulfide of mercury; it was formerly obtained by grinding pure cinnabar but is now c...

Sedona

(Encyclopedia)Sedona, city (2010 pop. 10,031), Coconino and Yavapai co., N Ariz., 22 mi (35 km) SSW of Flagstaff on Oak Creek in the Coconino National Forest; est. 1902, inc. 1988. Tourism is Sedona's main industry...

Red Deer, river, Canada

(Encyclopedia)Red Deer, river, 385 mi (620 km) long, rising in the Rocky Mts. in Banff National Park, SW Alta., Canada, and flowing NE past Red Deer city, then SE and E across the plains to the South Saskatchewan R...

Arctic Red River

(Encyclopedia)Arctic Red River, c.310 mi (500 km) long, rising in the Mackenzie Mts. of W Northwest Territories, Canada, and flowing generally NW to the Mackenzie River. At its mouth are a post of the Royal Canadia...

tourmaline

(Encyclopedia)tourmaline to͝orˈməlĭn, –lēn [key], complex borosilicate mineral with varying amounts of aluminum, iron, magnesium, sodium, lithium, potassium, and sometimes other elements, used as a gem. It o...

bone marrow

(Encyclopedia)bone marrow, soft tissue filling the spongy interiors of animal bones. Red marrow is the principal organ that forms blood cells in mammals, including humans (see blood). In children, the bones contain...

lionfish

(Encyclopedia)lionfish, common name for a genus (Pterois) of the family Scorpaenidae (see rockfish), comprising venomous subtropical marine fish native to the South Pacific, the Indian Ocean, and the Red Sea. Nativ...

Fort Garry

(Encyclopedia)Fort Garry, two trading posts of the Hudson's Bay Company, built on the present-day site of Winnipeg, Man., Canada, at the confluence of the Red and Assiniboine rivers. The first, Upper Fort Garry, wa...
 

Browse by Subject