1. unhealthy obsessions or preoccupations with particular ideas, objects, or activities
Usage: psychology
2. the process of making something stable, firm, or stationary
Usage: technical

Examples

• His fixations on cleanliness made it difficult for him to relax.
• The patient’s fixations interfered with her daily relationships.
• Childhood fixations can sometimes persist into adulthood.
• The therapist helped him work through his various fixations.
• The microscope slide required proper fixations before examination.
• Chemical fixations preserve tissue samples for research.