grandnephew

== English == === Etymology === From grand- +‎ nephew. === Pronunciation === === Noun === grandnephew (plural grandnephews) A grandson of one's sibling; a son of one's nephew or niece. (Brother's grandson: fraternal grandnephew. Sister's grandson: sororal grandnephew.) ==== Alternative forms ==== grand-nephew ==== Synonyms ==== great-nephew ==== Derived terms ==== great-grandnephew ==== Translations ==== === See also === nephew niece grandniece second cousin granduncle grandaunt