1. Accumulating and becoming more intense
   "the thickening dusk";
   - deepening
    
2. Becoming more intricate or complex
   "a thickening plot"

1. The act of thickening
   "The thickening of the sauce improved its texture and flavour";
   - inspissation
    
2. A localized swelling, enlargement, or bulge in an otherwise uniform structure, especially in anatomy or botany
   "A thickening appeared in the artery wall";
   - node, knob
    
3. Any material used to thicken
   "starch is used in cooking as a thickening";
   - thickener

1. Become thick or thicker
   "The sauce thickened";
   - inspissate
    
2. Make thick or thicker
   "Thicken the sauce";
   - inspissate
    
3. Make viscous or dense
   "thicken the sauce by adding flour";
   - inspissate

Derived forms: thickenings

See also: complex, intensifying

Type of: alter, change, change integrity, change state, condensation, condensing, convex shape, convexity, material, modify, stuff, turn

Encyclopedia: Thickening