incompatible

Adjective

• used especially of solids or solutions; incapable of blending into a stable homogeneous mixture

• not in keeping with what is correct or proper
  • completely inappropriate behavior
    

• not compatible with other facts

• not easy to combine harmoniously

• of words so related that one contrasts with the other
  • `rich' and `hard-up' are contrastive terms
    

• incapable of being used with or connected to other devices or components without modification

• not suitable to your tastes or needs
  • the uncongenial roommates were always fighting
    
  • the task was uncongenial to one sensitive to rebuffs
    

• used especially of drugs or muscles that counteract or neutralize each other's effect

• not compatible
  • incompatible personalities
    
  • incompatible colors
    

Related words

• Synonyms: 
  inappropriate , out or keeping(p) , unfitting , discrepant , ill-sorted , mismated , unsuited , contrastive , uncongenial , antagonistic
• Antonyms: 
  compatible , congenial , synergistic , interactive