| Show size of a billion the oxford dictionary says that the billion was purposely formed in the sixteenth century to denote the second power of a million in france the name not being adopted in london until the end of the seventeenth entee nth century subsequently french arithmeticians arithmetic ians altered the application of the word billion figures being divided in numeration into groups of threes instead of sixes As a result the french billion and trillion which we use denote not the second and third powers of af a million but a thousand millions and a thousand thousand millions england retained the original and etymological use |