D9 stands for Delta Nine
DA stands for Deviantart (online artist's community) DA stands for Denmark DA stands for Double Action DA stands for Dark…
DA&D stands for Data Acquisition and Distribution (NASA)
DA-BSA stands for Dopamine Conjugated with Bovine Serum Albumin (immunogen)
DA/PA stands for Density Altitude/Pressure Altitude
DA1 stands for Distal Arthrogryposis, Type 1
DA2A stands for Distal Arthrogryposis, Type 2A
DA2B stands for Distal Arthrogryposis, Type 2B
DA4 stands for Distal Arthrogryposis, Type 4
C2CR stands for Colliders to Cosmic Rays (conference)