Webster’s Revised Unabridged Dictionary · 1913
Hyporadius
Hy′po·ra′di·us, n.; pl. Hyporadii (#). [Pref. hypo- + radius.] (Zoöl.) One of the barbs of the hypoptilum, or aftershaft of a feather. See Feather.
Webster’s Revised Unabridged Dictionary · 1913
Hy′po·ra′di·us, n.; pl. Hyporadii (#). [Pref. hypo- + radius.] (Zoöl.) One of the barbs of the hypoptilum, or aftershaft of a feather. See Feather.