GUYOT Meaning of GUYOT in English n.Pronunciation: ' g ē -( ˌ ) ō Function: noun Etymology: Arnold H. Guyot † 1884 American geographer & geologist Date: 1946: a flat-topped seamount Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012