The spelling of the word "antiaditis" can be confusing at first glance. It is pronounced as /æn.ti.əˈdaɪ.tɪs/ and can be broken down into individual syllables: "an-ti-a-dit-is". The "anti-" prefix means "against" or "opposite of", while the suffix "-itis" means inflammation. So, "antiaditis" describes a medical condition involving an inflammation in response to something that is being opposed or fought against. It is important to pay attention to the pronunciation and spelling of scientific terminology, as they can have specific meanings in different fields.
Tonsillitis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.