# sibling-in-law

> English word · Noun

## Definitions
1. A relative of one's generation, separated by one degree of marriage:
2. A relative of one's generation, separated by one degree of marriage:
3. Co-sibling-in-law: A relative of one's generation, separated by two degrees of marriage:
4. Co-sibling-in-law: A relative of one's generation, separated by two degrees of marriage:

## Etymology
From sibling + -in-law.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/sibling-in-law