Third-person singular simple present indicative form of preposition.(verb)
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Use "prepositions" in a sentence
"Form short sentences containing these words combined with each of the prepositions which follow them, and note carefully the different relations expressed by the different prepositions_: --"
"Subjunctive is used when expressing emotions, doubt, and after certain prepositions such as para que, con tal de que, a fin de que, sin que, and others."
"Piling up prepositions is commonplace (Zwicky cites numerous examples of unquestionably grammatical at about strings); what prescriptivists mean to complain about is piling up words of the same syntactic function, as in:"