ocd

/AH0 D/
adjective
  1. 1

    (figurative, sometimes offensive) Exhibiting an obsessive tendency.

noun
  1. 1

    (medicine, psychology) Initialism of obsessive-compulsive disorder. [(medicine, psychology) A mental and behavioral disorder, characterized by obsessive intrusive thoughts and a compulsion to ease the resulting distress by repeating specific routines or rituals, regardless of their interference with other activities.]

  2. 2

    (medicine) Initialism of osteochondritis dissecans. [(medicine) A disorder of the joints in which cracks form in the articular cartilage and the underlying subchondral bone.]

  3. 3

    (medicine) Initialism of osteochondrodysplasia [(pathology) Any disorder that affects the development of bone and cartilage.]

  4. 4

    (publishing, history) Initialism of Oxford Classical Dictionary.

  5. 5

    (Philippines) Initialism of Office of Civil Defense.