Columbia Encyclopedia

(Encyclopedia) Saint Lawrence, one of the principal rivers of North America, 744 mi (1,197 km) long. It issues from the northeastern end of Lake Ontario and flows northeast, first along the U.S.-Canadian border, the...

(Encyclopedia) Halifax, city and regional municipality, provincial capital, S central N.S., Canada, on the Atlantic Ocean. It is the largest city in the Maritime Provi...

(Encyclopedia) Columbus. 1 City (2020 pop. 206,922), seat of Muscogee co., W Ga., at the head of navigation on the Chattahoochee River; settled and inc. 1828 on the ...

(Encyclopedia) Toronto tərŏnˈtō [key], city (1998 est pop. 2,400,000), provincial capital, S Ont., Canada, on Lake Ontario. Toronto is the largest city in Canada and since the 1970s has been one of the fastest-c...

(Encyclopedia) dairying, business of producing, processing, and distributing milk and milk products. Ninety percent of the world's milk is obtained from cows; the remainder comes from goats, buffaloes, sheep, reinde...

(Encyclopedia) free energy or Gibbs free energy, quantity derived from the relationships between heat and work studied in thermodynamics and used as a measure of the relative stability of a physical or chemical syst...

(Encyclopedia) Miami mīămˈē, –ə [key]. 1 City (1990 pop. 358,548), seat of Dade co., SE Fla., on Biscayne Bay at the mouth of the Miami River; inc. 1896. The region of Greater Miami encompasses all of Dade co...

(Encyclopedia) Montreal môNrāälˈ [key], city (1991 pop. 1,017,666), S Que., Canada, on Montreal island, surrounded by St. Lawrence River and Rivière des Prairies. Montreal is the second largest metropolitan are...

(Encyclopedia) Saint Louis lo͞oˈĭs [key], city (1990 pop. 396,685), independent and in no county, E Mo., on the Mississippi River below the mouth of the Missouri; inc. as a city 1822. St. Louis has long been a ma...

(Encyclopedia) Mesolithic period mĕzˌəlĭthˈĭk [key] or Middle Stone Age, period in human development between the end of the Paleolithic period and the beginning of the Neolithic period. It began with the end o...