Basic Medical Vocabulary VOCABULARY CHECK Click here to check the meaning sick means ill or not feeling well. a cold is a common viral sickness. a runny nose is when mucous drips from your nose. sore throat is when your throat is inflamed and it hurts. headache is a condition where you have pain in your head. the flu is a casual nickname for Influenza. We say see the doctor when we need to visit a medical professional for treatment. a shot is a conversational way to say “injection.” For example, a flu shot is an injection to prevent influenza. a prescription is a small piece of paper, written by a doctor, containing an order for medicine. a cough is when you suddenly and strongly push air from your lungs. a pharmacy is a shop that sells medicine. temperature means fever – when the body temperature is above normal. get back on my feet is an idiom. When you get back on your feet, you recover from an illness.