1. a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat

Similar word(s): inflammation

Definition categories: state, symptom

2. red color or pigment; the chromatic color resembling the hue of blood

Similar word(s): red

Definition categories: attribute

Sentences with redness as a noun:

- Nancy Reagan is famous for the redness of her wardrobe.

- Redness and swelling are associated with certain superficial infections.