fermented Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. changed by yeast or bacteria to make alcohol or acid. Example Sentence Each traditional culture has their own fermented food. More Example Sentences Fermented foods are good for digestion. Synonyms cultured; brewed; aged Antonyms solidify Hear It! Say It! Write It! fermented Switch to cursive Start Share with your friends: