great-uncle

== English == === Alternative forms === great uncle, greatuncle === Etymology === From Middle English gret-uncle, grete uncle, grete ouncle, equivalent to great- +‎ uncle. === Pronunciation === === Noun === great-uncle (plural great-uncles) An uncle of one's parent (i.e. a brother or brother-in-law of one's grandparent). ==== Synonyms ==== granduncle gruncle (slang) ==== Antonyms ==== (by gender) great-aunt (by reciprocal relationship) great-nephew, great-niece ==== Translations ====