De Vriesian adjective 2noun 1forms 4 adjective2 •Of or relating to the Dutch botanist Hugo de Vries (1848–1935).Later, the Mendelian and De Vriesian inheritance models proved that the mother and father contributed equal amounts of somatic chromosome genetic information to both their male and female offspring. — 2014 •Of, relating to, or characteristic of the American editor and novelist Peter De Vries (1910–1993).At any rate, there is fun to be had not only from the De Vriesian virtuosity in pun and parody, but in following his literally incredible plot. — 1959 noun1 •An adherent of the views of the Dutch botanist Hugo de Vries (1848–1935). formsDe Vriesians · de Vriesians · more De Vriesian · most De Vriesian