soda
soda [soda sodas] [ˈsəʊdə] [ˈsoʊdə] noun
1. uncountable, countable = soda water
• Add some soda to the whisky, please.
• a Scotch and soda
2. (also old-fashioned ˈsoda pop) (both NAmE) uncountable, countable a sweet fizzy drink (= a drink with bubbles) made with soda water, fruit flavour and sometimes ice cream
• Do you have any diet soda?
• He had an ice-cream soda.
3. uncountable a chemical substance in common use that is a compound of sodium
• baking/washing soda
see also caustic soda, sodium bicarbonate, sodium carbonate
See also: soda pop
Word Origin:
late Middle English (in sense 3): from medieval Latin, from Arabic suwwad ‘saltwort’ (a plant whose ashes were formally used in soap making).