dethaw Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to thaw something that has been frozen. Example Sentence The sun helped dethaw the ice on the pond. More Example Sentences We need to dethaw the chicken for dinner. Synonyms unfreeze; thaw; warm up Antonyms freeze; chill; harden Hear It! Say It! Write It! dethaw Switch to cursive Start Share with your friends: