American Heritage Dictionary
(2)
Century Dictionary
(4)
GNU Webster's 1913
(1)
WordNet
(2)
Elsewhere on the web
; 'Harry Potter and the Half-Blood Prince' trailer; new; trailers; variety; video; Frank Langella stars as the embattled president in the new drama from 'Queen' scribe Peter Morgan.— Variety.com
Blagojevich and suggested that Blagojevich pass over three African-American men and instead consider naming one of two Caucasian women, Reid essentially called the embattled governor a liar.— CNN Political Ticker
* Investors were bracing for U.S. monthly vehicle sales on Monday, as well as U.S. monthly construction spending data, seeking insight on the outlook for the embattled economy, but the big piece of macroeconomic data -- the non-farm payrolls -- will come on Friday.— Top Stories - Google News
Investors also braced for monthly vehicle sales, seeking insight on the outlook for the embattled economy, but the week's big piece of macroeconomic data --— Yahoo! News: Technology News

Century Dictionary (1)
Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word about once a week.