单词 | polydactyly |
释义 | polydactyly (once / 2363863 pages) n WORD FAMILY polydactyly: polydactylous USAGE EXAMPLESScientists have known about polydactyly among these people for years, based on images and skeletal remains showing extremities with extra fingers and toes. National Geographic(Jul 25, 2016) The record for polydactyly is 27 toes, set by a Canadian cat. Salon(May 25, 2015) That's because 14 of the family's 24 members were born with six fingers on each hand, the result of a genetic condition called polydactyly. Los Angeles Times(Jun 21, 2014) n birth defect characterized by the presence of more than the normal number of fingers or toes Syn|Hyper hyperdactyly birth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disorder a defect that is present at birth |
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