Words that Rhyme with billion
2 Syllable Words
dillion, filion, fillion, jillian, jillion, killian, killion, lilian, million, pillion, quillian, stillion, trillion, zillion
3 Syllable Words
brazilian, castrillon, civilian, mcmillian, mcmillion, octillion, pavilion, pavillion, vaudevillian, vermilion, vermillion
4 Syllable Words
Definition of billion
n. According to the French and American method of numeration, a thousand millions, or 1,000,000,000; according to the English method, a million millions, or 1,000,000,000,000. See Numeration.