Word Games Pro Dictionarydecagon nouna polygon with 10 sides and 10 angles ⧉Copy definition ↗Share ▣Print / Save PDFQuick referenceWord FactsWord length7Starts withDEnds withNContainsECScrabble score11Database sourceOEWN 2025 CoreHow it soundsPronunciation ˈdɛ.kə.ɡɑnMeaningDefinitionsnouna polygon with 10 sides and 10 anglesKeep exploringRelated Tools Word Unscrambler Build words from mixed letters. → Scrabble Finder Find playable words and scores. → Word Finder Search A–Z word lists and patterns. → Starts With D Words beginning with D. → Ends With N Words ending with N. → 7 Letter Words Explore verified 7-letter words. →