• WordNet 3.6
    • n rubor a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat
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Century Dictionary and Cyclopedia
    • n rubor Redness of the skin.
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In literature:

Thomas rubore confusus dixit se de argumento cogitasse.
"The Anatomy of Melancholy" by Democritus Junior
Obtemperantem illum propiusque congredi rubore compulsum, primo ferri ictu medium dissecat.
"Beowulf" by R. W. Chambers