Definition of quinquennial in English:
1Recurring every five years.
- For a fraction of the expense of the proposed quinquennial review two better options are open to the General Medical Council.
- We know that the system we have under the quinquennial census allows people to make and nominate what ethnicity they might be - and it is a curious thing; I think that few other countries have such a system.
Definition of quinquennial in:
- British & World English dictionary