Hva er ethos?

The thought processes characteristic of an individual or group: mentality, mind, mindset, psyche,psychology. Bartleby

Ethos is a Greek word originally meaning "accustomed place" "custom, habit", that can be translated into English in different ways. Some possibilities are 'starting point', 'to appear', 'disposition' and from there, 'character'.
Ethos forms the root of ethikos,meaning "moral, showing moral character". To the Greeks ancient and modern, the meaning is simply "the state of being", the inner source, the soul, the mind, and the original essence, that shapes and forms a person or animal. Late Latin borrowed it as ethicus, the feminine of which is the origin of the modern English word ethics. Wikipedia

Sociology. the fundamental character or spirit of a culture; the underlying sentiment that informs the beliefs, customs, or practices of a group or society; dominant assumptions of a people or period: In the Greek ethos the individual was highly valued.

the character or disposition of a community, group, person, etc.

the moral element in dramatic literature that determines a character's action rather than his or her thought or emotion. Dictionary

etikk (av gr. ethos, skikk), læren om (inkl. begrunnelsene for) de normer og verdier som skal styre våre handlinger med sikte på rett og galt, godt og ondt. — etisk, moralsk, sedelig, riktig handlemåte. Caplex