Posted in Government & Military, Health & Medicine, Science DCDMH stands for 1,3-Dichloro-5,5-Dimethylhydantoin DCDMH stands for DC Department of Mental Health DCDMH Share Pinterest Tweet Whatsapp Post navigation DCD-DACCute Things To Say To A Girl You Like Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.