metasoma Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the rear section of an insect's body. Example Sentence The scorpion's metasoma, also known as its tail, is equipped with a venomous stinger. Synonyms abdomen; posterior; tail end Antonyms head; anterior Hear It! Say It! Write It! metasoma Switch to cursive Start Share with your friends: