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Definition of Triradius
1. Noun. A group of three ridges which forms a 'Y' at the base of each finger on the palm of the hand. ¹
¹ Source: wiktionary.com
Medical Definition of Triradius
1. In dermatoglyphics, the figure at the base of each finger in the palm, produced by rows of papillae running in three directions so as to form a triangle. Synonym: Galton's delta. (05 Mar 2000)
Lexicographical Neighbors of Triradius
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