1. Pertaining to or constituting a base or basis Adjective
2. 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 Noun
3. (usually in the plural) a necessary commodity for which demand is constant Noun
4. Reduced to the simplest and most significant form possible without loss of generality Adjective Satellite
5. Serving as a base or starting point Adjective Satellite
6. Of or denoting or of the nature of or containing a base Adjective Satellite