noun
plural -ics
[count, noncount] :a type of water that has bubbles in it, has a bitter taste, and is often used in alcoholic drinks
[count] something that makes you feel healthier and more relaxed - usually singular
a medicine that brings you back to a normal physical or mental condition
c somewhat old-fashioned :a liquid that is used on your hair to make it healthier
[count] music :the main note of a musical key