n. 1. The scientific study of animal behavior, especially as it occurs in a natural environment. 2. The study of human ethos and its formation. [French éthologie, from Latin ēthologia, art of depicting character, from Greek ēthologiā : ēthos, character; see ETHOS + logos, speech, expression; see -LOGY.] eth′o·logi·cal (ĕth′ə-lŏjĭ-kəl) adj. e·tholo·gist n. |
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