stepbrother
stepb·rot·her
noun
1.
a son of your stepparent by a former marriage
Origin
From step- + brother.
Phrases
- half brother
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.