支し柱ちゅう語ご

noun

prop word

A linguistics term for a dummy word or placeholder used to satisfy syntactic requirements without adding meaning, such as English 'it' in 'It is raining'.

• 英えい語ごの「It is raining」の「it」は支し柱ちゅう語ごの一いち例れいです。

  The 'it' in English 'It is raining' is an example of a prop word.