Numeronym: According to Tex Texin, the first numeronym of this kind was "S12n", the electronic mail account name given to Digital Equipment Corporation (DEC) e

Numeronym: According to Tex Texin, the first numeronym of this kind was "S12n", the electronic mail account name given to Digital Equipment Corporation (DEC) employee Jan Scherpenhuizen by a system administrator because his surname was too long to be an account name. https://en.wikipedia.org/wiki/Numeronym https://en.wikipedia.org/wiki/Numeronym Agree that i18n cemented it in the letter count form (homonym form is older, like K9 for canine).