Definition of Red Cross
: a red Greek cross on a white background used as the emblem of the International Red Cross
First Known Use of red cross
Medical Definition of Red Cross
: a red Greek cross on a white ground adopted by the Geneva convention of 1864 as the emblem to identify noncombat installations, vehicles, and personnel ministering to the sick and wounded in war and now used as the emblem of the International Red Cross and its affiliates not only in war but in disaster relief and other humanitarian services
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