that

1. that (conj) — sense 1

Definition: Introducing a clause that is the object of a verb, especially a reporting verb or verb expressing belief, knowledge, perception, etc.

Example: He told me that the book is a good read.

2. that (conj) — sense 2

Definition: Introducing a clause that is the subject of a verb, especially the ‘be’ verb or a verb expressing judgement, opinion, etc.: As delayed subject.

Example: It is almost certain that she will come.

3. that (conj) — sense 3

Definition: Introducing a clause that is the subject of a verb, especially the ‘be’ verb or a verb expressing judgement, opinion, etc.: As direct subject.

Example: That she will come is almost certain.

4. that (det) — sense 1

Definition: The (thing, person, idea, etc) indicated or understood from context, especially if more remote physically, temporally or mentally than one designated as “this”, or if expressing distinction.

Example: That book is a good read. This one isn't.

5. that (pron) — sense 1

Definition: The thing, person, idea, quality, event, action, or time indicated or understood from context, especially if more remote geographically, temporally or mentally than one designated as “this”, or if expressing distinction.

Example: That's my car over there.

6. that (pron) — sense 2

Definition: The thing, person, idea, quality, event, action, or time indicated or understood from context, especially if more remote geographically, temporally or mentally than one designated as “this”, or if expressing distinction.: Used to refer to a noun phrase or statement just made.

Example: They're getting divorced. What do you think about that?

7. that (pron) — sense 3

Definition: The thing, person, idea, quality, event, action, or time indicated or understood from context, especially if more remote geographically, temporally or mentally than one designated as “this”, or if expressing distinction.: Used to emphatically affirm or deny a previous statement or question.

Example: The water is so cold! — That it is.

8. that (adv) — sense 1

Definition: To a given extent or degree.: Denoting an equal degree.

Example: Here's the measurement – the ribbon must be that long, no longer and no shorter.

9. that (adv) — sense 2

Definition: To a given extent or degree.: Denoting ‘as much’, ‘no less’.

Example: She said we waited for three hours, but I'm sure it wasn't that long.

10. that (adv) — sense 3

Definition: To a great extent or degree; very, particularly.

Example: I was seen quite quickly — I didn't have to wait that long.

11. that (noun) — sense 1

Definition: Something being indicated that is there; one of those.

Example: As such, they do not have the ontological weight of "Being" and "Not-being," but serve simply as an explanatory vocabulary necessary to describe our world of thises and thats.