Synonyms of operational

operational

adjective

ˌä-pə-ˈrā-sh(ə-)nəl 

as in operating

being in effective operation

a fully operational oil refinery

Synonyms & Similar Words

• operating
• operative
• functioning
• functional
• running
• active
• working
• on
• operable
• going
• in force
• live
• alive
• in commission
• living
• effective
• on line
• viable
• effectual
• in gear
• useful
• usable
• workable
• producing
• employable
• performing
• serving
• productive
• dynamic
• flourishing
• busy
• yielding
• humming
• thriving
• bustling
• roaring
• astir

Antonyms & Near Antonyms

• inoperative
• broken
• dead
• inactive
• nonfunctional
• nonoperative
• nonfunctioning
• nonoperational
• useless
• nonoperating
• ineffective
• ineffectual
• nonactivated
• decommissioned
• unusable
• kaput
• deactivated
• unworkable
• inoperable
• idle
• latent
• arrested
• dormant
• inert
• quiescent
• unproductive
• lifeless
• fallow
• sleepy
• nonproductive
• asleep
• stagnating
• vegetating

Example Sentences

Recent Examples of operational

As airlines promote their eco-friendly initiatives this summer, experts advise looking past the marketing to find companies making genuine operational changes. — Christopher Elliott, Forbes.com, 2 Aug. 2026

With characterization finished, GRETA is entering its regular operational phase as a primary instrument for FRIB users. — Aman Tripathi, Interesting Engineering, 1 Aug. 2026

The reports in Michigan surfaced after the state received a federal cyber alert Tuesday about attempts to tamper with operational technology at water systems. — Michael Casey, Chicago Tribune, 1 Aug. 2026