noun, noun which may take the genitive case particle 'no'
fastidiousness; fussiness about cleanliness
Describes a personality trait of being excessively concerned with cleanliness and order; often used in psychological or everyday contexts.
See also: 潔癖
He is so fastidious that he can't stand even a speck of dust in his room.
clean-freak
Refers to a person who is a clean-freak; often used colloquially to label someone with obsessive cleanliness habits.
潔癖症の人は、公共のトイレを使うのを極端に嫌がることがある。
People with a cleanliness obsession may extremely dislike using public restrooms.
That person is such a clean-freak that they even hate shaking hands.
Compound of 潔癖 (fastidiousness) and 症 (symptom/condition), literally 'fastidiousness condition'. The exact historical derivation is uncertain, but the word is a modern coinage.