atamasco lily Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a type of flower with white petals and yellow centers that grows in wet areas. Example Sentence She purchased an atamasco lily at the garden store. More Example Sentences Many people enjoy seeing the atamasco lily. Synonyms flower; bloom; plant Antonyms zebra Hear It! Say It! Write It! atamasco lily Switch to cursive Start Share with your friends: