How to Say "toxin" in Spanish
The Spanish word for “toxin” is “veneno” — A2 level. This is a very common word in everyday Spanish.
English → SpanishA2
NounA2
general biological substance

Examples
Necesitas un antídoto rápido, ¡esto es veneno!
You need a quick antidote, this is poison!
La serpiente cascabel tiene un veneno muy potente.
The rattlesnake has very powerful venom.
Hay que guardar los productos de limpieza lejos de los niños, son veneno.
We must keep the cleaning products away from children, they are poison.
Gender Check
Remember that 'veneno' is a masculine noun, so always use 'el' or 'un' before it: 'El veneno es peligroso'.
Related Translations
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.