How to Say "cerumen" in Spanish
The Spanish word for “cerumen” is “cera” — B1 level.
English → SpanishB1
nounB1
formal/medical term

Examples
El niño tiene mucha cera en los oídos.
The boy has a lot of earwax in his ears.
Plural Use
When talking about earwax in both ears, you still usually use the singular 'cera'.
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