Euthenics is defined as the science of improving the internal well-being of the human by improving the external factor of their environment.
An example of euthenics is someone learning about effective nutrition.
the science of improving the human species through control of environmental factors
Origin of euthenics; from Classical Greek euth?nein, to flourish (; from eu- (see eu-) + Indo-European base an unverified form gwhen-, to swell from source Persian ?ganiš, full) + -ics
plural noun(used with a sing. verb)
The study of the improvement of human functioning and well-being by improvement of living conditions.
Origin of euthenicsFrom Greek euthenein, to flourish.