MacBook
Overview
 
The MacBook was a brand
Brand
The American Marketing Association defines a brand as a "Name, term, design, symbol, or any other feature that identifies one seller's good or service as distinct from those of other sellers."...

 of Macintosh
Macintosh
The Macintosh , or Mac, is a series of several lines of personal computers designed, developed, and marketed by Apple Inc. The first Macintosh was introduced by Apple's then-chairman Steve Jobs on January 24, 1984; it was the first commercially successful personal computer to feature a mouse and a...

 notebook computer
Laptop
A laptop, also called a notebook, is a personal computer for mobile use. A laptop integrates most of the typical components of a desktop computer, including a display, a keyboard, a pointing device and speakers into a single unit...

s built by Apple Inc. First introduced in May 2006, it replaced the iBook
IBook
The iBook was a line of laptop computers sold by Apple Computer from 1999 to 2006. The line targeted the consumer and education markets, with lower specifications and prices than the PowerBook, Apple's higher-end line of laptop computers....

 and 12-inch PowerBook
PowerBook
The PowerBook was a line of Macintosh laptop computers that was designed, manufactured and sold by Apple Computer, Inc. from 1991 to 2006. During its lifetime, the PowerBook went through several major revisions and redesigns, often being the first to incorporate features that would later become...

 series of notebooks as a part of the Apple–Intel transition. Positioned as the low end of the MacBook family
MacBook family
The MacBook family is a range of Macintosh notebook computers by Apple Inc. that merged the PowerBook and iBook lines during Apple's transition to Intel processors. The first model released under this family was the MacBook Pro, which was announced on 10 January 2006 at the Macworld Expo...

, the Apple MacBook was aimed at the consumer and education markets. It was the best-selling Macintosh in history, and according to the sales-research organization NPD Group
NPD Group
The NPD Group, Inc. is a leading North American market research company. The NPD Group consistently ranks among the top 25 market research companies in the independent Honomichl Top 50 report, which the media and the research industry acknowledge as a credible source of information on the market...

 in October 2008, the mid-range model of the MacBook was the single best-selling laptop of any brand in U.S.
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