How would you like to use PONS.com?

Already a PONS subscriber?

PONS with ads

Go to PONS.com as usual with ad tracking and advertisements.

You can find details of tracking in Information about data protection and under Privacy settings.

PONS Pur

without advertising by third parties

without ad tracking

Subscribe now

If you already have a user account for PONS.com, then you can subscribe to PONS Pur here.

in the PONS Dictionary

I. cer·tain ['sɜːtən] ADJ

1. certain:

certain (sure)
certain (unavoidable)
to mean certain death
to feel certain
to make certain [that ...]
to make certain of sth
for certain
I don't know yet for certain

2. certain (limited):

certain
to a certain extent
to a certain extent

3. certain (particular):

at a certain age

II. cer·tain ['sɜːtən] PRON form

certain
completely certain
to a certain extent
to pitch sth at a certain level
I'm as near certain as can be
I can't say for certain, but ...
to feel certain [or sure]