sextillion noun.
[sɛks'tɪljǝn] L17.[French, from Latin sex six, after million, billion, etc.]Orig. (esp. in the UK), the sixth power of a million (10
36). Now usu. (orig.
US), the seventh power of a thousand (10
21).
■ sextillionth adjective & noun L19. [TahlilGaran] English Dictionary ▲