When you create a group, you can choose 3 privacy settings: Public, Closed and Secret. The table below shows who can join these groups and what people can see about them. If you're an admin of a group, learn how to change the privacy settings of your group.
For the album by Pestilence, see Doctrine (album). Doctrine (from Latin: doctrina) is a codification of beliefs or a body of teachings or instructions, taught principles or positions, as the essence of teachings in a given branch of knowledge or belief system. The Greek analogue is the etymology of catechism.
Although pronounced alike, the words are not interchangeable in writing. A principle is broadly âa rule of action or conductâ (His overriding principle is greed) or âa fundamental doctrine or tenetâ (Their principles do not permit the use of alcoholic beverages). The adjective principal has the general sense âchief, first, foremostâ: My principal objection is the cost of the project.