Amathophobia (sometimes known as koniophobia) is the fear of dust. The presence of dust and the presence of dust mites in it are primary triggers of amathophobia. Amathophobia is also sometimes triggered from something very unrelated to dust, such as a stressful event. Since many dust come from outdoors, sufferers would rarely go outside of home w...
fear of dust
<psychology> Morbid dread of dust or dirt. ... Origin: G. Amathos, dust, + phobos, fear ... (05 Mar 2000) ... 
Type: Term Pronunciation: ă-math-ō-fō′bē-ă Definitions: 1. Morbid dread of dust or dirt.
Amathophobia: An abnormal and persistent fear of dust. Sufferers experience anxiety even though they realize dust poses no threat. From the Greek 'amathos' (sand) and 'phobos' (fear).
Amathophobia is the fear of dust.
amathophobia An excessive fear of dust. Some phobics who fear contamination and germs also include dust as part of their anxieties. A few of those who fear dust keep the windows in their residences closed at all times and install elaborate air-filtering equipment. Some are constantly wiping surfaces and clean their living quarters quite often.