/ ˈskɑːlət; NAmE ˈskɑːrlət/ adjective
bright red in colour :
scarlet berries
She went scarlet with embarrassment.
► scar·let noun [ U ]
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WORD ORIGIN
Middle English (originally denoting any brightly coloured cloth): shortening of Old French escarlate , from medieval Latin scarlata , via Arabic and medieval Greek from late Latin sigillatus decorated with small images, from sigillum small image.