ことなの - Grammar Discussion

[Pushindawood]

X is Y
X means that Y

Structure

• Verb/い-Adj. + こと + なの / なん + Copula
• Verb/い-Adj. + ということ + なの / なん + Copula
• な-Adj. + な + こと + なの / なん + Copula
• な-Adj./Noun + (だ) + ということ + なの / なん + Copula
• Noun + の + こと + なの / なん + Copula

Copula = だ・です・である・でござる・etc.

can be rephrased to: という意味だ、ということを意味する

[Used to define/explain something or draw a conclusion from something]

[という is often used when a clause is a direct quotation when the speaker wants to make new information more prominent/add emphasis or to make it sound like a quotation in order to express uncertainty about it]

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[seanblue]

This was offered as an alternative answer, but isn’t it wrong with the の before という?

[Daru]

It’s been updated, thank you for pointing that out!

[ultigonio]

Is this actually wrong? Resources I’ve looked up seem to indicate this specific configuration is still valid and has the same meaning even without the なの?