D defs.my
Entry 2 senses Webster, 1913

Ethology

/ĭth-äl'-əj-ē/ · E·thol·o·gy · IPA /ɪˈθɑl.ə.d͡ʒi/
01 n. A treatise on morality; ethics.
  1. 1.
    A treatise on morality; ethics.
  2. 2.
    The science of the formation of character, national and collective as well as individual.