1 An occupation undertaken for a significant period of a personâs life and with opportunities for progress: he seemed destined for a career as an engineer like his father.More example sentences. An occupation undertaken for a significant period of a personâs life and with opportunities for progress: he seemed destined for a career as an engineer like his father. More example sentences.
The three rivers that join together in Pittsburgh are the Monongahela, Allegheny, and Ohio rivers.
Downtown Pittsburgh sits at the confluence of the âThree Riversâ (Allegheny, Monongahela, and Ohio), about 100 miles south of Lake Erie. Most of Pittsburgh lies in a narrow valley, with high, wooded bluffs surrounding the city.