We found 6 dictionaries that define the word police investigation:

General (6 matching dictionaries)

1. police investigation: Vocabulary.com
2. police investigation: Dictionary.com
3. police investigation: Rhymezone
4. police investigation: FreeDictionary.org
5. police investigation: Mnemonic Dictionary
6. police investigation: TheFreeDictionary.com

(Note: See police_investigations as well.)

Definitions from WordNet (police investigation) ▸ noun:  the investigation of criminal activities ▸ Words similar to police investigation ▸ Usage examples for police investigation ▸ Idioms related to police investigation ▸ Wikipedia articles (New!) ▸ Words that often appear near police investigation ▸ Rhymes of police investigation ▸ Invented words related to police investigation