eidos

noun
ei·​dos | \ ˈīˌdäs, ˈāˌ-\
plural eide\ ˈīˌdē , ˈāˌdā \

Definition of eidos

1 : something that is seen or intuited:
a in Platonism : idea

b in Aristotelianism

(1) : form, essence
(2) : species
c : an appearance, conception, or form of intuition
2 : the cognitive part of cultural structure made up of the criteria of credibility, the logic used in thinking and acting, and the basic ideas by which the members of a culture organize and interpret experience : logical structure the eidos is visible wherever group behavior is characterized by intellectual efforts of a similar kind— S. F. Nadel contrasted with ethos

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History and Etymology for eidos

Greek, literally, shape, form

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