Active vs Operational

When to use each in English, with meaning, register, and examples.

Active

Top 1,000 (very common)A2adjective

Operational

FormalTop 3,000 (common)C1adjective
Most formal: OperationalMost common: Active
 ActiveOperational
Pronunciation🇬🇧 /["/ˈæktɪv/"]/🇺🇸 /["/ˈæktɪv/"]/🇬🇧 /["/ˌɒpəˈreɪʃənl/"]/🇺🇸 /["/ˌɑːpəˈreɪʃənl/"]/
MeaningDoing things and not being lazy.Related to how something works or functions.
ExampleShe leads an active lifestyle by jogging every morning.operational activities/costs/difficulties
RegisterNeutralFormal
How commonTop 1,000 (very common)Top 3,000 (common)
CEFR levelA2C1
Part of speechadjectiveadjective
Collocationsbe, become, keep (somebody), extremely, fairly, very, against, in, be, become, keep (somebody), extremely, fairly, very, against, in, be, become, keep (somebody), extremely, fairly, very, against, in, be, become, keep (somebody), extremely, fairly, very, against, inbe, become, remain, fully, be, become, remain, fully
Antonymsinactive, passive, dormantnonoperational, inactive, out of order
Common mistakesConfusing with 'act' or 'action', Using 'active' to describe only physical activity, Failing to apply it to mental or social engagementConfusing 'operational' with 'operation' - they have different meanings., Using 'operational' to describe non-functional objects - it specifically means something that is working., Mispronouncing the word due to unfamiliarity with technical jargon.
Usage notesUse 'active' to describe someone who exercises or participates in activities. It's appropriate in both casual conversations and formal writing. Avoid using it when referring to something that is static or inactive.Use 'operational' in formal contexts, especially in business or technical discussions. It may not fit well in casual conversations.

Frequently asked questions: Active vs Operational

What's the difference between Active and Operational?

Active: Doing things and not being lazy. Operational: Related to how something works or functions.

Which is more formal: Active and Operational?

Operational is the most formal of these.

Which is more common: Active and Operational?

Active is the most common in everyday English.

Are Active and Operational the same CEFR level?

Active: A2, Operational: C1 on the CEFR scale.

Can I use Active and Operational interchangeably?

Not always. Active and Operational are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

Related comparisons