noun: An irrational fear of dirt.
From Latin myso-, from Greek mysos (filth) + -phobia (fear). Earliest documented use: 1879.
“Cinders the piglet overcame her fear of mud with the help of a pair of boots. The six-month-old saddleback suffers from mysophobia.”
And This Little Piggy Wore Wellies All the Way Home; The Times (London, UK); Jun 11, 2008.
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