'Si' hits on the web
While 'Si' is likely a misspelling you may have been searching for a specific social media @Si profile or the tag #Si
'Si' is a common misspelling of 'Sy'
The correct spelling of 'Sy'
ends with the letter 'y'.
This incorrect spelling 'Si'
ends with the letter 'i'.
'Si' Spelling Rule
In the early Modern English period, words ending in 'i' were changed to end in 'y'. For example, mani, veri, beauti and marri were changed to many, very, beauty and marry. This explains why some words containing a y, feature an i in their plural or past tense form. For example, try, tried; baby, babies; marry, marries.
Definition of 'Sy' not 'Si'
English
===(
en)===
(
en-abbr)
(
Seyfert galaxies)
(galaxy) Seyfert galaxy, a type of AGN class of active galaxy.
