ba·sic /ˈbesɪk ||zɪk/
ba·sic /ˈbesɪk , zɪk/ 形容詞
1. Chem. (a) Relating to a base; performing the office of a base in a salt. (b) Having the base in excess, or the amount of the base atomically greater than that of the acid, or exceeding in proportion that of the related neutral salt. (c) Apparently alkaline, as certain normal salts which exhibit alkaline reactions with test paper.
2. Min. Said of crystalline rocks which contain a relatively low percentage of silica, as basalt.
Basic salt Chem., a salt formed from a base or hydroxide by the partial replacement of its hydrogen by a negative or acid element or radical.
adj 1: 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"
2: reduced to the simplest and most significant form possible
without loss of generality; "a basic story line"; "a
canonical syllable pattern" [syn: canonic, canonical]
3: of primary importance; "basic truths" [syn: basal, primary]
4: 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" [syn: introductory]
5: of or denoting or of the nature of or containing a base
n 1: 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
2: (usually plural) a necessary commodity for which demand is
constant [syn: staple]