Freebase(0.00 / 0 votes)Rate this definition: Tongue. The tongue is a muscular hydrostat on the floors of the mouths of most vertebrates which manipulates food for mastication. It is the primary organ of taste, as much of the upper surface of the tongue is covered in papillae and taste buds.
1. eugenics-the study of methods of improving genetic qualities by selective breeding (especially as applied to human mating). bioscience, life science-any of the branches of natural science dealing with the structure and behavior of living organisms.
8. Francis Galton, âAddress on Eugenicsâ, Westminster Gazette 26, (1908) 9. Francis Galton, âThe possible improvement of the human breed under the existing conditions of law and sentimentâ, Nature 64, (1901) 10. Galton, âAddress on Eugenicsâ 11. Galton, âEugenics: Its definition, scope and aimsâ 12. Introduction to an interview with Francis Galton in the Jewish Chronicle on 20th July 1910