pathological fear Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. an extreme or irrational fear of something. Example Sentence His pathological fear of spiders is worrisome. More Example Sentences Pathological fear can affect daily life. Synonyms extreme fear; phobia; anxiety disorder Antonyms calm Hear It! Say It! Write It! pathological fear Switch to cursive Start Share with your friends: