triradius

tri·ra·di·us

(trī-rā'dē-ŭs), 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(s): Galton delta (2)

triradius

Dermatoglyphics A pattern of whorls seen on the palms of children with trisomy 13 and 21, a finding of itself without pathologic significance, which supports the diagnosis of these trisomies.

triradius

(trī-rā′dē-ŭs) In classifying fingerprints, the point of convergence of dermal ridges coming from three directions.

Galton,

Sir Francis, English explorer and anthropologist, 1822-1911. Galton delta - a more or less well-marked triangle in a fingerprint; in dermatoglyphics, the figure at the base of each finger in the palm.Synonym(s): triradiusGalton law of regression - average parents tend to produce average offspring, but children of extreme parents inherit parental peculiarities to a lesser degree than they appear in the parentsSynonym(s): law of regression of meanGalton system of classification of fingerprints - a system of classification based on the variations in the patterns of the ridges, which are grouped into arches, loops, and whorls.Galton whistle - a cylindrical whistle attached to a compressible bulb used to test hearing.

单词	triradius
释义	DictionarySeedermatoglyphicsEncyclopediaSeeDermatoglyphics triradius tri·ra·di·us (trī-rā'dē-ŭs), 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(s): Galton delta (2) triradius Dermatoglyphics A pattern of whorls seen on the palms of children with trisomy 13 and 21, a finding of itself without pathologic significance, which supports the diagnosis of these trisomies. triradius (trī-rā′dē-ŭs) In classifying fingerprints, the point of convergence of dermal ridges coming from three directions. Galton, Sir Francis, English explorer and anthropologist, 1822-1911. Galton delta - a more or less well-marked triangle in a fingerprint; in dermatoglyphics, the figure at the base of each finger in the palm.Synonym(s): triradiusGalton law of regression - average parents tend to produce average offspring, but children of extreme parents inherit parental peculiarities to a lesser degree than they appear in the parentsSynonym(s): law of regression of meanGalton system of classification of fingerprints - a system of classification based on the variations in the patterns of the ridges, which are grouped into arches, loops, and whorls.Galton whistle - a cylindrical whistle attached to a compressible bulb used to test hearing.
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