powers of ten Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. numbers that are formed by multiplying ten by itself a certain number of times Example Sentence The first few powers of ten are 1 then 10 then 100 then 1000. Synonyms 10; 100; 1000; 10000 Antonyms 2; 3; 4; 5; 6 Hear It! Say It! Write It! powers of ten Switch to cursive Start Share with your friends: