[blaw-guh-sfeer, blog-uh]
noun Informal.
the realm of Internet blogs and the people who read or write them: Can the blogosphere be controlled?

2000-05; blog + -o- + sphere Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
blogosphere (ˈblɒɡəˌsfɪə)
informal a collective term for the weblogs on the internet
[C21: from blog + -o- + -sphere]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source's 21st Century Lexicon
Main Entry:  blogosphere
Part of Speech:  n
Definition:  a collective term for the world of weblogs, the community of all weblogs; also called blogsphere
Etymology:  1997; blend of blog + stratosphere's 21st Century Lexicon
Copyright © 2003-2014, LLC
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Encyclopedia Britannica


online journal where an individual, group, or corporation presents a record of activities, thoughts, or beliefs. Some blogs operate mainly as news filters, collecting various online sources and adding short comments and Internet links. Other blogs concentrate on presenting original material. In addition, many blogs provide a forum to allow visitors to leave comments and interact with the publisher. "To blog" is the act of composing material for a blog. Materials are largely written, but pictures, audio, and videos are important elements of many blogs. The "blogosphere" is the online universe of blogs.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
In film criticism, the blogosphere is the true sphere of influence.
Updates on the blog network and news from the science blogosphere.
The idea has been getting a tremendous amount of positive feedback in the
  hydrogen community and blogosphere.
The controversy has been covered extensively in the blogosphere.
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