How To Spell RDD?
How to Pronounce RDD?
Correct pronunciation for the word "RDD" is [ˌɑːdˌiːdˈiː], [ˌɑːdˌiːdˈiː], [ˌɑː_d_ˌiː_d_ˈiː].
Usage over time for RDD:
This graph shows how "RDD" have occurred between 1800 and 2008 in a corpus of English books.