1. The property of sticking together (as of glue and wood) or the joining of surfaces of different composition
   "a heated hydraulic press was required for adhesion";
   - adhesiveness, adherence, bond
    
2. A fibrous band of scar tissue that binds together normally separate anatomical structures
   "The surgeon had to carefully separate the adhesions that had formed after the previous operation"
    
3. Abnormal union of bodily tissues; most common in the abdomen
   "Post-surgical adhesions can sometimes cause abdominal pain or obstruction"
    
4. Faithfully following a program, regime, party or religion
   "the adhesion of Seville was decisive";
   - attachment, adherence

Derived forms: adhesions

Type of: pathology, scar tissue, stickiness, support

Encyclopedia: Adhesion