primogénito
firstborn
noun pree-moh-HEH-nee-toh Rare
Origin: Latin primogenitus (first-born), from primus (first) + genitus (born)
Usage Note
Primogénito refers to the eldest child in a family, carrying legal and dynastic significance in contexts of inheritance and succession. The feminine is primogénita. It can also be used as an adjective: el hijo primogénito. In informal speech el/la mayor (the oldest) is more common; primogénito has a formal or literary register.
Examples
"El primogénito heredará el título."
Natural Translation
The firstborn will inherit the title.

Free starter pack
Building your Spanish vocabulary?
Get the 100 most common Spanish words as a free PDF — one email, no spam.
Related Words
Explore Spanish by topic
SpanishNow
6 min read