Meaning of 架空 in Japanese

Definition of 架空

かくう(kakuu) 【架空】

(adj-na, n, adj-no) aerial; overhead
あなたは本当に幽霊を見たのではない。それは架空のものでしかなかったのだ。
You didn't really see a ghost - it was only imaginary.
fiction; fictitious; imaginary; fanciful

かくうせいきゅうさぎ(kakuuseikyuusagi) 【架空請求詐欺】

かくうせいきゅう(kakuuseikyuu) 【架空請求】

All the events described in this story are imaginary.

このドラマの登場人物とうじょうじんぶつはすべて架空のものです。

All the characters in this drama are fictitious.

You didn't really see a ghost - it was only imaginary.