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Hydra, in Greek mythology

(Encyclopedia)Hydra, in Greek mythology, many-headed water serpent; offspring of Typhon and Echidna. When one of its heads was cut off, two new heads appeared. The second labor of Hercules was to kill the monster. ...

bay rum

(Encyclopedia)bay rum, aromatic liquid used chiefly as a cosmetic and a perfume. It originated in the West Indies, where it was prepared by distillation from rum and bay leaves. It is now commonly a mixture of oil ...

Cana

(Encyclopedia)Cana kāˈnə [key], ancient town of Galilee. According to the Gospel of St. John it was here that Jesus performed his first miracle by turning water into wine at a wedding. ...

Salt River valley

(Encyclopedia)Salt River valley, irrigated region around the lower course of the Salt River, which rises in mountain streams near the Mogollon Rim of the Mogollon Plateau and flows southwest to join the Gila River ...

sanitary science

(Encyclopedia)sanitary science, principles of health preservation, embracing hygiene, on an individual level, and public health, on a communal level. Those who specialize in sanitary science are sanitary engineers....

cramp

(Encyclopedia)cramp, painful uncontrollable contraction of a muscle or group of muscles. The type that results from cold, strain, or disturbance of circulation (as experienced by swimmers) is eased by massage and t...

climbing perch

(Encyclopedia)climbing perch, climbing gourami, or walking fish, any of several fish of the family Anabantidae, adapted to living in oxygen-depleted water or on dry land. They are not related to the true perch. Th...

Grand Banks

(Encyclopedia)Grand Banks, submarine plateau rising from the continental shelf, c.36,000 sq mi (93,200 sq km), off SE Newfoundland, N.L., Canada. It is c.300 mi (480 km) long and c.400 mi (640 km) wide; depths rang...

flamingo

(Encyclopedia)flamingo, common name for a large pink or red wading bird, similar to the related heron, stork, and spoonbill but with a longer neck, webbed feet, and a unique down-bent bill. Flamingos are tropical b...

heatstroke

(Encyclopedia)heatstroke, profound disturbance of the heat-regulating mechanism of the body, also known as sunstroke. It is characterized by extremely high body temperatures and sometimes by convulsions and coma. T...