the most important parts or features of something

the most important or basic facts about something

things that are considered the most basic or necessary

small parts that once joined can make a whole

the most important aspects or principles of something such as an experience or idea

a part of something that is considered its most integral or essential component

the most basic or essential aspects of something

a movement that originates from ordinary people or the general public, rather than from the leaders or officials of an organization or political party