American Heritage Dictionary
(6)
Century Dictionary
(6)
GNU Webster's 1913
(1)
WordNet
(3)
Elsewhere on the web
The dangerous part as a family doctor is that some people we docs see who we think have run of the mill mild depressions are bipolar, and when placed on the anti depressant, get manic or suicidal.— Blogger News Network
Yes, my bipolar is a significant facet of my day-to-day experience, but it doesn't stop me - doesn't stop me from working, loving, being part of a community and a family - and it would no more stop me from parenting well than diabetes would.— Boston.com Most Popular
I work really hard @ a daycare while my friend stays home collecting social security for bipolar watching tv!? if people have a certain level of bipolar, they can't work.— Yahoo! Answers: Latest Questions
Here she's bipolar, and split between several, unsuitable men - a married "pervert," a sad gangster, an impotent politician, and her swaggering, ne'er-do-well cousin.— GreenCine Daily
In fact talk to most people and ask them to name a bipolar treatment and it is likely that they will reply with a one word answer such as "Prozac".— Find Free Articles - ArticlesBase

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 twice a month.