suffusion noun. [sǝ'fju:ʒ(ǝ)n] LME.
[Latin suffusio(n-), formed as SUFFUSE: see -ION.]
1. Medicine. Extravasation; the spreading of a fluid through the body, an organ, etc.; the fluid so spread. Formerly also spec., a cataract. Now rare exc. as in sense 3. LME.

2. The action of suffusing a surface with fluid, moisture, colour, etc.; the condition of being suffused or overspread. Also, an instance of this. E17.

3. A colouring spread over a surface, esp. the skin; spec. a flush of colour in the face, a blush. E18.

[TahlilGaran] English Dictionary ▲