1. The distant past beyond memory
   - time immemorial

Type of: past, past times, yesteryear

• antianxiety agent
• antianxiety drug
• antiapartheid
• antiarrhythmic
• antiarrhythmic drug
• antiarrhythmic medication
• antiauthoritarian
• antibacterial
• antibacterial drug
• antiballistic missile
• antibaryon
• antiberiberi factor
• antibiosis
• antibiotic
• antibiotic drug
• antiblack
• antibody
• antic
• anticancer
• anticatalyst
• anticathode
• anticholinergic
• anticholinergic drug
• anticholinesterase
• Antichrist