noun

dialog-box

dialog box

A dialog-box appeared on the screen.

A dialog box appeared on the screen.

Click 'OK' in the dialog-box to continue.

Click 'OK' in the dialog box to continue.

a dialog box A dialog box asked for my password.

Synonyms: pop-up window, alert box, message box

A compound of 'dialog' (a conversation) and 'box' (a container). It's a 'box' for having a 'dialog' with the computer.

Imagine the computer is 'talking' to you (a dialog) through a small 'box' on the screen.

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