pertaining to or constituting a base or basis; "a basic fact"; "the basic ingredients"; "basic changes in public opinion occur because of changes in priorities"
of or denoting or of the nature of or containing a base
serving as a base or starting point; "a basic course in Russian"; "basic training for raw recruits"; "a set of basic tools"; "an introductory art course" 同義詞:introductory,
reduced to the simplest and most significant form possible without loss of generality; "a basic story line"; "a canonical syllable pattern" 同義詞:canonic, canonical,
(usually plural) a necessary commodity for which demand is constant 同義詞:staple,