Subject to dispensation; possible to relax, exempt from, or annul.
Capable of being dispensed; distributable.
Able to be done without; able to be expended; easily replaced.
Not essential to be taken in as part of an organism's diet, as it can be synthesized de novo.
A verb in imperative mood.
The grammatical mood expressing an order (see jussive). In English, the imperative form of a verb is the same as that of the bare infinitive.
An essential action, a must: something which is imperative.
Having semantics that incorporates mutable variables.
Expressing a command; authoritatively or absolutely directive.
Essential; crucial; extremely important.
Of, or relating to the imperative mood.