that

Definitions of that in various dictionaries:

Used to refer to the one, thing, or type specified as follows: The relics found were those of an earlier time.

Used to refer to the event, action, or time just mentioned: After that, he became a recluse.

Used to indicate the farther or less immediate one: That is for sale; this is not.

Used to emphasize the idea of a previously expressed word or phrase: He was fed up, and that to a great degree.

The one, kind, or thing; something: She followed the calling of that she loved.

Used as a relative pro noun to introduce a clause, especially a restrictive clause: the car that has the flat tire.

In, on, by, or with which: each summer that the concerts are performed.

According to what; insofar as: He never knew her, that I know of.

Being the one singled out, implied, or understood: that place; those mountains.

Being the one further removed or less obvious: That route is shorter than this one.

To a high degree; very: didn’t take what he said that seriously.

Used to introduce a noun clause that is usually the subject or object of a verb or a predicate nominative: “That contemporary American English is exuberantly vigorous is undeniable” (William Arrowsmith).

Used to introduce a subordinate clause stating a result, wish, purpose, reason, or cause: She hoped that he would arrive on time.

Used to introduce an anticipated subordinate clause following the expletive it occurring as subject of the verb : It is true that dental work is expensive.

Used to introduce a subordinate clause modifying an ad verb or ad verb ial expression: will go anywhere that they are welcome.

Used to introduce a subordinate clause that is joined to an adj ective or noun as a complement: was sure that she was right; the belief that rates will rise soon.

Used to introduce an elliptical exclamation of desire: Oh, that I were rich! —idioms.

In addition; besides: lived in one room, and a small room at that.

The standard rule is that that should be used only to introduce a restrictive (or “defining”) relative clause, which serves to identify the entity being talked about; in this use it should never be preceded by a comma.

pron - the one indicated

THAT - That is a function word used in the English language for several grammatical purposes.These include: as a complementizer/subordinating conjunction. ...