Galton whistle

Gal·ton whis·tle

(gahl'tŏn),

a cylindrical whistle, attached to a compressible bulb, with a screw attachment that changes the frequency; used before audiometers to test the hearing.

Gal·ton whis·tle

(gawl'tŏn wis'ĕl)

A cylindric whistle, attached to a compressible bulb, with a screw attachment that changes the frequency; used to test hearing.

Galton whistle

(galt′ŏn)

[Sir Francis Galton, Brit. scientist, 1822–1911]

A whistle used to test hearing.

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): triradius

Galton 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 mean

Galton 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.