Illness vs Meningitis

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

 IllnessMeningitis
MeaningBeing sick or not healthy.A serious illness that causes swelling in the brain and spinal cord.
Register-formal
CEFR levelA2-
Part of speechnoun
Usage notesCommonly used in both spoken and written English. Appropriate in medical contexts and everyday conversations. Avoid using in slang or very casual settings.Used primarily in medical contexts. Not appropriate for casual conversation. Be careful not to confuse with similar illnesses.

Frequently asked questions: Illness vs Meningitis

What's the difference between "Illness" and "Meningitis"?

"Illness" means: Being sick or not healthy. "Meningitis" means: A serious illness that causes swelling in the brain and spinal cord.

When should I use "Illness" and "Meningitis"?

"Meningitis" is formal.

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