say it: BUR-thrahyt
birthright is a noun meaning "a right or privilege that you are entitled to at birth". It carries 3 recorded senses.
a right or privilege that you are entitled to at birth
“free public education is the birthright of every American child”
an inheritance coming by right of birth (especially by primogeniture)
personal characteristics that are inherited at birth
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for birthright come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.