How to Say "parasite" in Spanish
The Spanish word for “parasite” is “parásito” — B1 level. This is a very common word in everyday Spanish.

Examples
El médico dijo que el niño tiene un parásito intestinal.
The doctor said the child has an intestinal parasite.
Muchas enfermedades son causadas por parásitos que viven en el agua.
Many diseases are caused by parasites that live in the water.
Este champú es muy efectivo para eliminar los parásitos del cabello.
This shampoo is very effective for eliminating hair parasites.
Always use an accent
The word 'parásito' always needs an accent on the 'a' because the strongest part of the word is the third-to-last syllable. In Spanish, these words always have a written accent mark.
Gender remains masculine
Even if the specific organism is female or has a feminine name (like 'una bacteria'), the word 'parásito' itself is always masculine.
Missing the accent
Mistake: “El perro tiene parasitos.”
Correction: El perro tiene parásitos. Without the accent, the word could be confused with a form of the verb 'parasitar'.
Other Meanings of “parásito”
“parásito” can also mean:
- insulting metaphor(B2, informal)
Related Translations
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