The meaning of OPERATIONAL is of or relating to operation or to an operation. How to use operational in a sentence.

OPERATIONAL meaning: 1. relating to a particular activity: 2. If a system is operational, it is working: 3. relating…. Learn more.

OPERATIONAL definition: able to function or be used; functional. See examples of operational used in a sentence.

Definition of operational adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Define operational. operational synonyms, operational pronunciation, operational translation, English dictionary definition of operational. adj. 1. Of or relating to an operation or a series of operations.

of, pertaining to, or involved in military operations. Military on active service or combat duty: All units of the command are operational. of or pertaining to operations or an operation.

A machine or piece of equipment that is operational is in use or is ready for use. The whole system will be fully operational by December.

Factsheet What does the adjective operational mean? There are five meanings listed in OED's entry for the adjective operational. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

When something is operational, it's ready to use or is already in use. Don’t get on an elevator that’s not fully operational unless you like getting stuck. Any gadget being used is operational. If someone calls …

Jan 28, 2026 · Adjective operational (comparative more operational, superlative most operational) Of or relating to operations, especially military operations.