American Heritage Dictionary
(2)
Century Dictionary
(2)
GNU Webster's 1913
(1)
WordNet
(2)
Elsewhere on the web
Democritus contended that a basic and fundamental form of consciousness was a quality of all matter - what they called 'atomism.'— Sentient Developments
The ksana atomism is associated with the Sautrântika milieu, the latest of the early Buddhist sects, which emerged in opposition to their parent sect, the Sarvâstivâdin, about 150 BCE (Bareau 1955: 34, 155).— Joseph S. O'Leary homepage

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 year.