Blog. A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today. Definition and synonyms of vow from the online English dictionary from Macmillan Publishers Limited.
Today, the Main Line is another name for the western suburbs of Philadelphia along Lancaster Avenue (U.S. Route 30) and the former Pennsylvania Railroad Main Line, extending from the city limits to, traditionally, Bryn Mawr and ultimately Paoli, an area of about 200 square miles (520 km 2).n the 20th century, many of these families moved to the Main Line suburbs. Part of the national trend of suburbanization, this drove rapid investment, prosperity, and growth that turned the area into greater Philadelphia's most affluent and fashionable region.
Your 24/7 online guide to Philadelphia's Main Line. he Main Line has a rich history and a vibrant present. Once home to the Lenni Lenape Indians, the Main Line was settled by Europeans in the 1600's when William Penn sold the Welsh Tract to a group of Welsh Quakers for ten cents an acre.During the Revolutionary War local patriots fought to establish freedom for America.e Main Line has a rich history and a vibrant present. Once home to the Lenni Lenape Indians, the Main Line was settled by Europeans in the 1600's when William Penn sold the Welsh Tract to a group of Welsh Quakers for ten cents an acre. During the Revolutionary War local patriots fought to establish freedom for America.