retain

verb

1. hold back within

   verb.stative

   Examples

   This soil retains water.

   I retain this drug for a long time.

   The dam retains the water.

   Source: WordNet 3.0

2. allow to remain in a place or position or maintain a property or feature

   verb.social

   Examples

   She retains a lawyer.

   She retained her composure.

   This garment retains its shape even after many washings.

   Synonyms continue keep keep on

   Source: WordNet 3.0

3. secure and keep for possible future use or application

   verb.possession

   Examples

   The landlord retained the security deposit.

   Synonyms hold hold back keep back

   Source: WordNet 3.0

4. keep in one's mind

   verb.cognition

   Examples

   I cannot retain so much information.

   Source: WordNet 3.0

5. To continue to hold; to keep in possession; not to lose, part with, or dismiss; to retrain from departure, escape, or the like.

   verb

   Source: webster1913

6. To belong; to pertain.

   verb

   Source: webster1913