Meanings
nounstep-brother (plural step-brothers or (obsolete) step-brethren)
plural step-brothers · obsolete plural step-brethren
- alternativeAlternative form of stepbrother.
Cite this entry
APA
step-brother. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/step-brother
MLA
“step-brother.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/step-brother. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “step-brother,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/step-brother.
Source: step-brother on Wiktionary, CC BY-SA 4.0.