Multiple choice general knowledge science & technology fear of heights Agraphobia Acrophobia Aichmophobia Anthophobia Reveal answer Fill a bubble to check yourself B Correct answer Explanation Acrophobia is the specific medical term for fear of heights. Agraphobia refers to fear of sexual abuse, Aichmophobia is fear of sharp objects, and Anthophobia is fear of flowers. The prefix 'acro-' comes from Greek meaning 'high' or 'summit'.