Added 10 October 2026 prepayment /ˌpɹiːˈpeɪ.mənt/ noun Categories: ActionsRare Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about prepayment at Wordnik → Where our words come from → A payment in advance. A cost paid in a fiscal year prior to the fiscal year in which the cost is recognized Related Words: previewforetasteanticipatedanticipationearlybeforehandearlierrequiredsumrepaymentadvanceretainer Back to today's word