SIL

See also: Appendix:Variations of "sil"

English

Noun

SIL (plural SILs)

1. Initialism of sibling-in-law.
2. Initialism of sister-in-law.
3. Initialism of safety integrity level.

Coordinate terms

• BIL

See also

• SIL code

Anagrams

• ILS, ILs, ISL, LIS, LSI, SLI, isl., lis