agua oxigenada
/ˌaɡwa oɡsixeˈnada/feminine
In Spanish, hydrogen peroxide is called agua oxigenada or peróxido de hidrógeno.
Meaning: H2O2 (noun)
Ways to say it
| Spanish | IPA | Note |
|---|---|---|
| agua oxigenada | /ˌaɡwa oɡsixeˈnada/ | feminine |
| peróxido de hidrógeno | /peɾoɡsido de idɾoxeno/ (from spelling rules) | masculine |
Both terms refer to the chemical compound H2O2.
What does it mean word for word?
The term agua oxigenada literally translates to 'oxygenated water'.
Which one should you use?
peróxido de hidrógeno is the technical or scientific term for hydrogen peroxide.
How does it change in a sentence?
peróxido de hidrógeno is a masculine noun, while agua oxigenada is a feminine noun.
How do you pronounce it?
/ˌaɡwa oɡsixeˈnada/
Did you know?
- Despite agua being a feminine noun, it is used with the masculine article el in the singular when it does not have an adjective, though it remains feminine in agua oxigenada.
- The Spanish word agua is a cognate of the English word 'ea', an archaic term for a river or stream.
- The term agua oxigenada is the standard way to ask for this product in a pharmacy or supermarket, whereas peróxido de hidrógeno is almost exclusively used in chemistry labs.
Examples in context
- El peróxido de hidrógeno se utiliza como desinfectante en heridas.Hydrogen peroxide is used as a disinfectant for wounds.
- El agua oxigenada se utiliza para tratar las manchas en la ropa.Hydrogen peroxide is used to treat stains on clothes.
- Necesito un poco de peróxido para limpiar esa mancha.I need a bit of hydrogen peroxide to clean that stain.
- Necesito comprar agua oxigenada en la farmacia.I need to buy hydrogen peroxide at the pharmacy.
- Limpia la herida con un poco de agua oxigenada.Clean the wound with a little hydrogen peroxide.
- La botella de agua oxigenada está vacía.The bottle of hydrogen peroxide is empty.
Example conversation
Daniel and María are in the bathroom looking at a small cut.
- Daniel¿Tienes agua oxigenada para mi dedo?Do you have hydrogen peroxide for my finger?
- MaríaSí, la tengo en el botiquín.Yes, I have it in the first aid kit.
- DanielGracias, me duele un poco la cortada.Thanks, the cut hurts a little.
- MaríaNo te preocupes, te ayudará a desinfectar.Don't worry, it will help you disinfect it.
Sources
- Wiktionary, “hydrogen peroxide” translations and entries agua oxigenada, peróxido de hidrógeno, CC BY-SA 4.0, dump of 2026-09-26.
- IPA marked “from spelling rules” is derived from standard Spanish spelling, where Wiktionary gives none.
- Word origins: Wiktionary entries agua, de, hidrógeno, peróxido, CC BY-SA 4.0.
