Euthenics is defined as the science of improving the internal well-being of the human by improving the external factor of their environment.(noun)
An example of euthenics is someone learning about effective nutrition.
See euthenics in Webster's New World College Dictionary
Origin: < Gr euthēnein, to flourish (< eu- (see eu-) + IE base *gwhen-, to swell > Pers āganiš, full) + -ics
See euthenics in American Heritage Dictionary 4
noun (used with a sing. verb)
Origin: From Greek euthenein, to flourish.
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