- CD
- CD [ ,si `di ] noun count **1. ) compact disk: a small round piece of hard plastic with sound recorded on it or computer information stored on it:He had a huge collection of CDs and cassettes.2. ) Certificate of Deposit: an arrangement in which you save a particular amount of money with a bank for a fixed amount of time for a fixed amount of interest
Usage of the words and phrases in modern English. 2013.