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Definition of Great-uncle
1. Noun. An uncle of your father or mother. 
Definition of Great-uncle
1. Noun. The brother or brother-in-law of one’s grandparent; the uncle of one's parent. ¹
¹ Source: wiktionary.com
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1. Noun. An uncle of your father or mother. 
1. Noun. The brother or brother-in-law of one’s grandparent; the uncle of one's parent. ¹
¹ Source: wiktionary.com