This is the 2523rd most frequent Spanish word.
automática
Automatic.
Here, "automática" serves as an adjective describing the type of camera, indicating it possesses self-operating features related to exposure and focus.
La cámara automática ajusta la exposición y el enfoque por sí misma.
The automatic camera adjusts the exposure and focus by itself.
In this sentence, "automática" again functions as an adjective, describing the nature of the email reply setup—it functions independently without need for manual activation.
María configuró la respuesta automática en su correo electrónico.
Maria set up automatic reply in her email.
"Automática" here modifies "apertura" (opening), detailing how the system operates autonomously to allow access.