1. A state of a person with severe brain damage, where they do not respond to stimuli and have to be supported by a life support system to stay alive
   - persistent vegetative state

Encyclopedia: PVS

• family Amygdalaceae
• family Anabantidae
• family Anacardiaceae
• family Anarhichadidae
• family Anatidae
• family Ancylidae
• family Ancylostomatidae
• family Andrenidae
• family Anguidae
• family Anguillidae
• family Anhimidae
• family Anhingidae
• family Anniellidae
• family Annonaceae
• family Anobiidae
• family Anomalopidae
• family Anomiidae
• family Antedonidae
• family Antennariidae
• family Anthocerotaceae
• family Antilocapridae
• family Aphididae
• family Aphyllanthaceae
• family Apiaceae
• family Apidae