What is the meaning of Minimal?

The smallest possible amount, quantity, or degree.

Among elements of some collection, such that no other element is greater (with respect to some given partial order).

Characterised by the use of simple form or structures.

Characterised by the repetition and gradual alteration of short phrases.

Something very small; a tiny part or fragment.

of, or pertaining to, the minimum

minimal (characterised by the use of simple form or structures)

minimal; the smallest possible amount, quantity, or degree; as small as possible

Source: wiktionary.org

See also