through

/θruː/
preposition
  1. From one side or end to the other side or end of something.
    • She looked through the window at the rain.
    • The train passed through the tunnel quickly.
    • We walked through the park to get to the museum.
  2. During the whole period of; from beginning to end of.
    • He worked through the night to finish the project.
    • She stayed calm through the entire storm.
    • The store is open Monday through Friday.
  3. By means of; using something as a method or way.
    • I got the job through a friend's recommendation.
    • You can learn a lot through reading books.
    • The message was sent through email.
  4. Because of; as a result of.
    • He succeeded through hard work and determination.
    • The accident happened through carelessness.
    • The error occurred through a misunderstanding.
adjective
  1. Finished or completed; no longer involved.
    • Are you through with the newspaper?
    • I'm through with that job; I quit yesterday.
    • The game is through; we can go home now.
  2. Allowing continuous travel or passage without stopping.
    • The through lane is for cars that are not exiting.
    • This is a through street, so traffic doesn't have to stop.
    • We took a through train from New York to Chicago.
Synonyms
Antonyms
adverb
  1. From one side or end to the other; completely.
    • She read the letter all the way through.
    • The arrow went straight through.
    • The gate was open, so we walked through.
  2. To the end; completely finished.
    • I need to see this project through.
    • He stuck with the plan through and through.
    • The movie was boring, but we sat through it.