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Colorado tick fever

(Encyclopedia)Colorado tick fever or mountain tick fever, acute disease caused by infection with a double-stranded RNA virus (a Coltvirus) that is transmitted to humans by Rocky Mountain wood ticks (Dermacentor and...

Golden Fleece

(Encyclopedia)Golden Fleece, in Greek mythology, the magic fleece of the winged ram that saved Phrixus and Helle, the children of Nephele and Athamas, from the jealousy of Ino, Athamas' second wife. The ram flew to...

Davao

(Encyclopedia)Davao dävouˈ [key], city, Davao del Sur prov., SE Mindanao, the Philippines, at the mouth o...

discus throwing

(Encyclopedia)discus throwing, gymnastic exercise of the ancient Greeks, revived in modern times, especially as part of the Olympic games (in which it is an event of the decathlon) and as an event of most other tra...

fence

(Encyclopedia)fence [short for defense], humanly erected barrier between two divisions of land, used to mark a legal or other boundary, to keep animals or people in or out, and sometimes as an ornament. In newly se...

Erie, city, United States

(Encyclopedia)Erie, city (2020 pop. 94,831), seat of Erie co., NW Pa., on Lake Erie; inc. as a city 1851. Pennsylvania's only port on the Great Lakes, Erie is a busy ...

umbrella

(Encyclopedia)umbrella, a small canopy used as a protection against the sun in China, Egypt, and elsewhere in remote antiquity. It was often an emblem of rank. During the Middle Ages the umbrella became almost exti...

ombú

(Encyclopedia)ombú ōmbo͞oˈ [key], large evergreen tree (Phytolacca dioica) of the pampas of Argentina and Uruguay. It has an umbrellalike spread of foliage; the trunk may attain a girth of 40 to 50 ft (12.2–1...

pack rat

(Encyclopedia)pack rat, rodent of the genus Neotoma, of North and Central America, noted for its habit of collecting bright, shiny objects and leaving other objects, such as nuts or pebbles, in their place; also ca...

Fribourg

(Encyclopedia)Fribourg frīˈbûrg, Fr. frēbo͞orˈ [key], Ger. Freiburg, canton , 645 sq mi (1,671 sq km), W ...