that

/ðæt/
determiner
  1. Used to refer to a specific person, thing, or idea that is farther away or already known.
    • That dog across the street always barks at night.
    • Can you pass me that book on the top shelf?
    • I don't like that color for the living room.
Antonyms
pronoun
  1. Used to refer to a specific thing, idea, or situation that has been mentioned or is understood.
    • That was a very kind thing to do.
    • I didn't know that about your family.
    • That is the best movie I have seen this year.
Antonyms
conjunction
  1. Used to introduce a clause that explains or gives more information about something.
    • I believe that everyone deserves a second chance.
    • The problem is that we don't have enough time.
    • She said that she would arrive by noon.
adverb
  1. To such a degree; so (used to emphasize a quality or amount).
    • Can you really run that fast?
    • I didn't realize it was that expensive.
    • The movie wasn't that good, in my opinion.