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• oro
  oro

  noun

  gold.
• oro-
  oro-

  a combining form meaning “mountain,” used in the formation of compound words.

oro

¹ American  

[aw-raw] / ˈɔ rɔ /

noun

Spanish.

1. gold.

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oro- ² American  

1. a combining form meaning “mountain,” used in the formation of compound words.

   orography.

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oro- ³ American  

1. a combining form meaning “mouth,” used in the formation of compound words.

   oropharynx.

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oro- ¹ British  

combining form

1. mountain

   orogeny

   orography

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oro- ² British  

combining form

1. oral; mouth

   oromaxillary

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Etymology

Origin of oro-²

< Greek, combining form of óros

Origin of oro-³

Combining form representing Latin ōs, stem ōr-

Example Sentences

We all loved the pork ribs, rubbed with cafecito, smoked to perfection, and finished with a sticky oro negro barbecue sauce.

From Salon • Feb. 2, 2026

Ganó medallas de oro y plata en la contienda.

From New York Times • Jul. 4, 2023

El caso podría demorarse varios meses y arrebatarle, tanto a Valieva como al equipo ruso, el oro conquistado la semana pasada en la prueba por equipos.

From Seattle Times • Feb. 18, 2022

Un minero halla una rica veta de oro y lleva a su hija a la mina donde crece como fierecilla en la montaña.

From Los Angeles Times • Nov. 22, 2019

Igitur, mi Plance, rogo te atque etiam oro.

From Döderlein's Hand-book of Latin Synonymes by Döderlein, Ludwig