Meaning of fraternal birth order effect | Babel Free
Definitions
The scientific observation that a man's statistical probability of being homosexual increases with the number of older brothers he has.
Examples
“Thus the fraternal birth order⟳ effect is specific to male sexual orientation, and does not affect⟳ female sexual orientation.”
“The influence⟳ of the fraternal birth order⟳ effect is not mediated by a male growing up with older stepbrothers but is influenced by them having biological brothers (who share⟳ the same mother) regardless of whether they are raised together or apart (Bogaert, 2006).”
“The fraternal birth order⟳ effect is one of the most replicated and robust findings in sexual orientation research⟳. Each son increases the odds of homosexuality in the next son by 33% relative to the base⟳ population rate […]”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.
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