A preposition is a word that tells you where or when something is in relation to something else. Find out more in this Bitesize Primary KS2 English guide.

Can you end a sentence with a preposition? Merriam-Webster says yes The dictionary publisher's guidance on the practice has people riled up. Grammarians say the made-up rule is one big waste of time.

A radical scientific shake-up of the notion of a preposition is a case in point. ... and there, for example, are all best treated as prepositions that don’t take complements.

If a preposition takes an object and is, as Merriam’s notes, “usually followed by” that object, it calls into question a sentence like “What did you do that for,” in which the ...

English Has a New Preposition, ... When I say, for example, "The talks broke down because politics," I'm not just describing a circumstance. I'm also describing a category.