内密

(1)the state of being secret; "you must respect the confidentiality of your client's communications"

(2)秘密であること

(3)information known only to a special group; "the secret of Cajun cooking"

(4)特別な集団のみに知られている情報

(5)the quality of being secluded from the presence or view of others

(6)他の人の存在や視野から孤立する性質