billion [billions](a million million; 1,000,000,000,000, see also: trillion) noun [UK: ˈbɪ.lɪəŋ] [US: ˈbɪ.ljən]We're already 7 billion. = Ya somos 7 billones.
billónnumeral {m}
trillion(a million million, 10^12, see also: billion) numeral [UK: ˈtrɪ.lɪən] [US: ˈtrɪ.ljən]Smaller galaxies have only a few thousand stars. The biggest ones have trillions. = Las galaxias más pequeñas tienen sólo unos miles de estrellas. Las más grandes tienen billones.