What POS is "That"?

AnonymousIn this sentence what part of speech is That?

Traditional grammar describes it as a conjunction, but "complementizer" is quite often used to describe it.

CJ

Subordinating conjunction, or simply subordinator, because it marks the following clause as subordinate.

CalifJimcomplementizer

What is that supposed to mean?

Thank You, what about in this sentence: "That" is usually when the pet owner takes the ferret to a shelter.

Would it be an interjection?

1. 
   In linguistics (especially generative grammar), complementizer or complementiser is a lexical category (part of speech) that includes those words that can be used to turn a clause into the subject or object of a sentence.
   

Anonymous"That" is usually when the pet owner takes the ferret to a shelter.

Here the simplest analysis would be as a pronoun.

AnonymousIn linguistics (especially generative grammar), complementizer or complementiser is a lexical category (part of speech) that includes those words that can be used to turn a clause into the subject or object of a sentence.

What is the basis for the term?

Anonymous CalifJim complementizer What is that supposed to mean?

... a clause-introducing particle like that, for, or whether—as in the bracketed Clauses below:

(20) (a) We know for certain [that the President will approve the project]

CalifJimSince such particles are typically used to introduce Complement Clauses (i.e. Clauses which function as the Complement of a Verb, Noun, Adjective, etc.), they are known as Complementisers, ...

OK, but it poses a problem for those of us who like everything neat and tidy. We’d need another part-of-seech category for these:

Whether you l

AnonymousThis is the knife that I used.

That is the knife that I used has the same problem, as I see it.

AnonymousWe’d need another part-of-speech category for these

Make one up!

CJ