SINCE 1828
hemangiectasis
noun
he·man·gi·ec·ta·sis
variants:
or chiefly British haemangiectasis \ ˌhē-ˌman-jē-ˈek-tə-səs 
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plural hemangiectases\ -ˌsēz
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Medical Definition of hemangiectasis
: dilatation of blood vessels
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Merriam-Webster unabridged
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