1. Relating to or caused by parasites
   - parasitic 
2. Of plants or persons; having the nature or habits of a parasite or leech; living off another
   - parasitic, leechlike, bloodsucking

See also: dependent, parasite

• alter ego
• alterability
• alterable
• alteration
• alterative
• altercate
• altercation
• altered
• altering
• alterity
• altern
• Alternanthera
• Alternanthera philoxeroides
• alternate
• alternately
• alternating
• alternating current
• alternating electric current
• alternation
• alternation of generations
• alternative
• alternative birth
• alternative birthing
• alternative energy
• alternative medicine