Have your Mac speak up with these Terminal commands
Our list ofTerminal tricksis a mix of business and pleasure.
“Say” is a Terminal command that directs the Mac to speak anything you key in after it.
Mac’s Many Voices
The Mac has a lot of voices it can use for speech commands.

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Currently, there are over 100 voices available in various languages and styles.
Accessing Voices in System Preferences
Launch System Preferences by selecting theDock iconor theSystem Preferencesoption from theApplemenu.
SelectAccessibilityin the System Preferences screen.

In the left pane, selectSpeech.
From theSystem Voicedrop-down menu, selectCustomize.
A pop-up window displays all the available voices your Mac can use.

You will notice some voice check boxes are marked and others are not.
The checked voices are displayed in theSystem Voicedrop-down menu.
When specifying a voice in Terminal, use all lowercase letters.
The ability of these voices to sing comes not from the text command but the character of the voice.
This will work with any string of text.