# half-sibling-in-law

> English word · Noun

## Definitions
1. The half sibling of one's spouse.
2. The spouse of one's half sibling.
3. The spouse of the half sibling of one's spouse.

## Etymology
From half-sibling + -in-law or half- + 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/half-sibling-in-law