contagioso
“contagioso” means “contagious” in Spanish. It has 2 different meanings depending on context:
contagious, infectious
Also: transmittable
📝 In Action
Ten cuidado, el resfriado es muy contagioso.
A2Be careful, the cold is very contagious.
No vengas a la oficina si tienes algo contagioso.
B1Don't come to the office if you have something contagious.
Los médicos dicen que el virus ya no es contagioso después de tres días.
B1Doctors say the virus is no longer contagious after three days.
catchy, contagious
Also: infectious
📝 In Action
Su risa es muy contagiosa.
B1Her laughter is very catchy.
Tienen un entusiasmo contagioso por el proyecto.
B1They have a contagious enthusiasm for the project.
El bostezo es contagioso; si tú bostezas, yo también.
B2Yawning is contagious; if you yawn, I do too.
Translate to Spanish
✏️ Quick Practice
Quick Quiz: contagioso
Question 1 of 3
If you want to say 'The laughter is contagious,' how should the word end?
📚 More Resources
👥 Word Family▼
📚 Etymology▼
From Latin 'contagiosus', which comes from 'contagio' (touch/contact). It shares a root with the word 'tangible' because it involves things that touch or connect.
First recorded: 15th century
Cognates (Related words)
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Frequently Asked Questions
Does 'contagioso' mean the same thing as 'catchy' for a song?
Not usually. For a catchy song that you can't stop singing, Spanish speakers prefer the word 'pegajosa' (sticky).
Is 'contagioso' a formal word?
It is neutral. You can use it with a doctor or with a friend; it is appropriate for all situations.
What is the difference between 'contagioso' and 'infeccioso'?
'Contagioso' specifically means it can be passed from one person to another. 'Infeccioso' means it is caused by a germ, but it might not be spreadable through contact.

