1. Not having a medicinal effect or not medically prescribed
   "he took mind-altering drugs for nonmedicinal reasons"
   - unmedicinal, unmedicative, unmedical

See also: unhealthful

• microgliacyte
• micrognathia
• microgram
• Microgramma
• Microgramma-piloselloides
• micrograph
• micrography
• microgravity
• microhabitat
• Microhylidae
• microinstruction
• microlending
• microlight
• microlite
• microlith
• microlithic
• microloan
• micromanage
• micromanipulation
• Micromeria
• Micromeria chamissonis
• Micromeria douglasii
• Micromeria juliana
• micrometeor
• micrometeoric