abnormal condition that impairs the performance of one or more vital functions. Often associated with noninfectious agents or abiotic factors (contrast with disease).

Merriam-Webster Online Dictionary
disorder (verb)
transitive verb
1.
to disturb the order of
2.
to disturb the regular or normal functions of
disorder (noun)
1.
lack of order - clothes in disorder
2.
breach of the peace or public order - troubled times marked by social disorders
3.
an abnormal physical or mental condition - a liver disorder a personality disorder
disorder (Wikipedia)

Disorder may refer to randomness, non-order, or no intelligible pattern. Disorder may also refer to:

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