medicine
/ˈmɛdəsən/ /Brit ˈmɛdsən/
noun
plural -cines
a substance that is used in treating disease or relieving pain and that is usually in the form of a pill or a liquid [count]
[noncount] :the science that deals with preventing, curing, and treating diseases
a taste/dose of your own medicine
informal :harsh or unpleasant treatment that is like the treatment you have given other people
take your medicine
informal :to accept something that is unpleasant because it is necessary and cannot be avoided