estadio
/es-TAH-dee-oh/
stadium

In Spanish, one meaning of estadio is 'stadium,' a large venue for sports events.
📝 In Action
El estadio estaba lleno para la final de la Copa.
A1The stadium was full for the Cup final.
Necesitamos un mapa para encontrar nuestra puerta en el estadio.
A2We need a map to find our gate in the stadium.
El concierto más grande se realizó en el estadio olímpico.
B1The biggest concert was held at the Olympic stadium.
💡 Grammar Points
Masculine Noun
Even though it ends in '-o' like many Spanish words, 'estadio' is always masculine, so you always use 'el' (el estadio) or 'un' (un estadio).
⭐ Usage Tips
Size Matters
Use 'estadio' for truly massive, enclosed venues. For smaller fields or courts, use words like 'cancha' (court) or 'campo' (field).

Another meaning for estadio is 'stage' or 'phase,' such as a stage of development.
📝 In Action
El proyecto está ahora en el estadio de planificación final.
B2The project is now in the final planning stage.
Descubrieron la enfermedad en un estadio muy temprano.
C1They discovered the illness at a very early stage.
💡 Grammar Points
Formal Context Warning
When you mean 'stage' or 'phase' in everyday conversation, it's safer to use 'etapa' or 'fase'. 'Estadio' in this sense is usually reserved for formal reports, science, or medicine.
✏️ Quick Practice
💡 Quick Quiz: estadio
Question 1 of 1
Which sentence uses 'estadio' in its formal, non-sports meaning?
📚 More Resources
Frequently Asked Questions
If 'estadio' means 'stage' or 'phase,' why is it not 'etapa' or 'fase'?
While 'etapa' and 'fase' are the most common words for 'stage' in general life, 'estadio' often carries a more technical or scientific weight, especially when discussing medical conditions, biological development, or formal project steps.