American Heritage Dictionary
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Century Dictionary
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GNU Webster's 1913
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WordNet
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Elsewhere on the web
He said it was clear there were "disharmonious relationships between the parental figures in this boy's life" and that family dynamics were crucial to understanding the development of his conduct disorder.— icLiverpool
Volver used to address gender: a fractured, disharmonious ensemble (some family, some not) regroup uneasily around the goal of running a restaurant.— The L Magazine - New York City's Local Event and Arts & Culture Guide
This is disharmonious with the principles of Anarchism.— Check Your Premises
Hughes, like Luiz Felipe Scolari at Chelsea who has this week lambasted leaks and rumours emanating from his allegedly disharmonious Stamford Bridge dressing room, knows that walls have ears at football clubs.— Manchester Evening News - RSS Feed

Century Dictionary (1)
Bubble size: how much this word was used in a year
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You can expect to see this word about once a year.