basics

(noun) a statement of fundamental facts or principles. Synonyms: rudiments.

(noun) principles from which other truths can be derived. Synonyms: fundamentals, fundamental principle, basic principle, bedrock. Examples: "First you must learn the fundamentals." "Let's get down to basics."

(noun) a popular programming language that is relatively easy to learn; an acronym for beginner's all-purpose symbolic instruction code; no longer in general use. Synonyms: BASIC.

(noun) (usually plural) a necessary commodity for which demand is constant. Synonyms: basic, staple.