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De or het tumor?

de tumor

tumour, swelling

/ˈty.mɔr/

Article and plural

Singular
de tumor
Plural (meervoud)
de tumoren
Diminutive
het tumortje

Why de?

  • No reliable spelling rule decides this one, so de tumor is learned together with the word.
  • Every plural takes de, so it is de tumoren whatever the singular takes.
  • Every diminutive takes het: het tumortje.

The rules for de and het, with the exceptions

Check the article of another noun

What de changes

SingularPlural
this, thesedeze tumordeze tumoren
that, thosedie tumordie tumoren
which (the … that)de tumor die …de tumoren die …
ouronze tumoronze tumoren

Meaning in English

  1. tumour, swelling

Remember tumor with Spreek

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