Word.ws English Dictionary

S. I.

S. I. is the alternative form of S.I..

Meaning of S.I.

Proper noun

S.I.

  1. Synonym of SI (International System of Units)
    Synonyms:
    SI

Questions about S. I.

What is S. I. the alternative form of?
S. I. is the alternative form of S.I..

Words near S. I. in the dictionary

  1. S. Austl.
  2. S. D.
  3. S. D. N. Y.
  4. S. E. C.
  5. S. F.
  6. S. I.
  7. S. Kor.
  8. S. No.
  9. S. O. S.
  10. S. of III Ch.
  11. S. of Sol.

Source and license

Adapted from Wiktionary: S. I. (page history and authors); S.I. (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “S. I..” Word.ws, https://word.ws/s._i.. Based on Wiktionary, CC BY-SA 4.0.