QUICK ANSWER
"Si hay" is a phrase which is often translated as "if there is", and "no hay" is a phrase which is often translated as "there isn't". Learn more about the difference between "si hay" and "no hay" below.
si hay(
see
ay
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. if there is (singular)
Si hay algún cambio en el estado del paciente, llámeme enseguida.If there is any change on the patient's condition, call me immediately.
b. if there are (plural)
Avísame si todavía hay boletos para la sinfónica.Let me know if there are still tickets for the symphonic.
no hay(
noh
ay
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. there isn't
No hay una solución única al problema del fracaso escolar.There isn't one single solution to the problem of educational failure.
b. there's no
No hay la opción de guardar el archivo. El botón parece estar fuera de la pantalla.There's no option to save the file. The button seems to be offscreen.
a. there aren't
No hay nuevos detalles sobre la próxima temporada de la serie. Lo único que tenemos es este tráiler.There aren't any new details about the coming season of the show. All we have is this trailer.
b. there are no
No hay palabras para describir lo que se siente la primera vez que tienes entre tus brazos a tu bebé.There are no words to describe the feeling you get when you hold your baby in your arms for the first time.
