Meaning

• A necessary commodity, a staple requirement.

  "Rice is a basic for many Asian villagers."

• An elementary building block, e.g. a fundamental piece of knowledge.

  "Arithmetic is a basic for the study of mathematics."

• Basic training.

  "The drill sergeants gave him hell in basic."

Meaning

• Necessary, essential for life or some process.

  "Flour is a basic ingredient of bread."

• Elementary, simple, fundamental, merely functional.

  "The Hotel Sparta’s accommodation is very basic."

• Of or pertaining to a base; having a pH greater than 7.

• Unremarkable or uninteresting; boring; uncool.