Click any word in a definition or example to find the entry for that word
a drug or gas that is given to someone before a medical operation to stop them feeling pain. An anaesthetic that affects the whole of your body by making you unconscious is called a general anaesthetic and an anaesthetic that affects only a part of your body is called a local anaesthetic
a drug that cures illnesses and infections caused by bacteria. Doctors often give people a course of antibiotics, when they have to take a fixed amount of medicine each day for several days.
a substance that prevents blood from coagulating (=becoming more solid)
a drug used for treating someone who is depressed (=so unhappy that they are considered ill)
a drug used to treat an allergy (=a bad reaction to something you swallow or touch)
a drug taken to reduce inflammation (=swelling, heat, and pain)
a drug that makes your heart work more slowly, used for treating high blood pressure
a pill shaped like an oval (=a long narrow circle)
a substance that makes you vomit
British an injection (=amount of medicine given through a needle) that is intended to stop you from getting a disease
a type of anaesthetic (=a drug to stop you feeling pain) that affects only one part of your body
a drug given to young children by injection to protect them against measles, mumps, and rubella. Some parents are worried about their children being given the MMR vaccine because they believe it may cause autism.
a pill that some people take to make them healthier, containing various vitamins and minerals
a medicine that you can buy from a shop without a doctor’s prescription
a solid medicine or chemical substance put into a woman’s vagina to cure an infection or to prevent her becoming pregnant
a drug that is used to reduce the amount of cholesterol in the blood
a chemical that is produced in the body or made as a drug. Steroids can act as hormones or be used for treating conditions such as swelling, or, illegally, by athletes to improve their performance.
a drug in the form of a small block that is put inside the rectum or vagina to treat a medical condition
a substance put into the body, usually by injection, in order to provide protection against a disease
a form of machine learning which incorporates the use of neural networksBuzzWord Article
a general election … that is called earlier than expectedadd a word
A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.global English and language change from our blog