DUPLICATION /djuː.plɪ.ˈkeɪ.ʃən/ Scrabble 16 Words With Friends 21 Definition noun a copy that corresponds to an original exactly. — synonyms: duplicate noun the act of copying or making a duplicate (or duplicates) of something. — synonyms: gemination Examples “duplication of cartilage cells” See all 519 words you can make from DUPLICATION → 11-letter words Words starting with D Words ending with N ← Unscramble different letters