Constant vs Ongoing

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

 ConstantOngoing
MeaningSomething that stays the same and doesn't change.still happening; continuing.
CEFR levelB2B2
Part of speechadjectiveadjective
Usage notesUse 'constant' when discussing something that remains unchanged over time. It can be used in both formal and informal contexts, but is often used in academic or scientific discussions.Use 'ongoing' to describe events or situations that are currently in progress. It’s usually appropriate in both written and spoken contexts, but can be less formal than legal or academic settings.

Frequently asked questions: Constant vs Ongoing

What's the difference between "Constant" and "Ongoing"?

"Constant" means: Something that stays the same and doesn't change. "Ongoing" means: still happening; continuing.

When should I use "Constant" and "Ongoing"?

They can all be used in everyday English.

Are "Constant" and "Ongoing" the same CEFR level?

"Constant" is at B2, "Ongoing" is at B2 on the CEFR scale.

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