hippopotomonstrosessquipadaliophobia: The fear of long words.
It means "a fear of long words
Radappertization: Treatment of food with ionizing radiation to kill bacteria.
Spermatophobia or Spermophobia: The fear of germs.
Sacramentarianism: Belief that sacraments have unusual properties.
Spectroheliokinematograph: Camera for taking pictures of the sun.
Xenodocheionology: Love of hotels.
Xeroradiography: Process for taking permanent pictures of X-ray images.
Pneumonoultramicroscopicsilicovolcanoconiosis: a lung disease caused by breathing in particles of siliceous volcanic dust.
Automatonophobia: One having fear about dummies, animatronic creature, statues of wax.
Autotonsorialist: A person who cuts his own hair.
Arachibutyrophobia: One having fear about peanut butter sticking to the mouth roof.
Brachydactylous: Having short and blunt fingers.