preposition

along

along, together with

We walked along the river.

We walked along the river.

Do you want to come along?

Do you want to come along?

I knew it all along.

I knew it all along.

along ((sth.)) moving in a constant direction on (sth.) We walked along the river.

come/go/bring along to accompany someone Do you want to come along?

Synonyms (prep): beside, down; Synonyms (adv): with, together

From Old English 'andlang', meaning 'entire, continuous'. From 'and-' (against) + 'lang' (long).

Think of 'a long' path. You move 'along' that path, following its length.

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