through

/θruː/
prepositionIntermediate
informal

Moving from one side of something to the opposite side; across.

The train passed through the tunnel.

The train entered the tunnel and emerged on the other side.

💡

Used as a preposition to describe physical movement.

formal

By means of; using as a channel or medium.

Send the documents through email.

Transmit the documents using email as the medium.

💡

Often paired with nouns like 'mail', 'email', 'pipeline'.

English Dictionary