What is Tea ?
Tea is (noun) 1. a drink made from hot water which has been poured onto the dried leaves of a tropical plant Can I have another cup of tea or some more tea? I don’t like tea can I have coffee instead? 2. a cup of tea Can we have two teas and two cakes, please? 3. the dried leaves of a tropical plant used to make a warm drink We’ve run out of tea, can you put it on your shopping list? Put a spoonful of tea into the pot and add boiling water. 4. dried leaves or flowers of other plants, used to make a drink I’ll have a cup of peppermint tea. 5. a meal eaten in the late afternoon or early evening The children have had their tea.
source: Easier English, Student Dictionary Upper Intermediate Level