小苏打 xiǎosūdá baking soda Definitions Defs Origin Strokes Stroke Words Sentences Sents 小 xiǎo adjective small small; tiny; few; minor; in area, volume, quantity, or power, being less than average or less than the object of comparison; opposite of 大 dà苏打 蘇打 sūdá noun soda soda; carbonated drink; chemical compound sodium carbonate used in food preparation and industrial manufacturing