sterile

Adjective

• deficient in originality or creativity; lacking powers of invention
  • a sterile ideology lacking in originality
    
  • unimaginative development of a musical theme
    
  • uninspired writing
    

• free of or using methods to keep free of pathological microorganisms
  • a sterile operating area
    
  • aseptic surgical instruments
    
  • aseptic surgical techniques
    

• incapable of reproducing
  • an infertile couple
    

Related words

• Synonyms: 
  unimaginative , uninspired , uninventive , aseptic , unfertile , infertile