tel·​an·​gi·​ec·​ta·​sia | \ ˌte-ˌlan-jē-ˌek-ˈtā-zh(ē-)ə How to pronounce telangiectasia (audio) , ˌtē-, tə- \
variants: or telangiectasis \ ˌte-​ˌlan-​jē-​ˈek-​tə-​səs How to pronounce telangiectasia (audio) , ˌtē-​ , tə-​ \
plural telangiectasias or telangiectases\ ˌte-​ˌlan-​jē-​ˈek-​tə-​ˌsēz How to pronounce telangiectasia (audio) , ˌtē-​ , tə-​ \

Definition of telangiectasia

: an abnormal dilation of red, blue, or purple superficial capillaries, arterioles, or venules typically localized just below the skin's surface (as of the face) — compare spider vein

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Other Words from telangiectasia

telangiectatic \ ˌte-​ˌlan-​jē-​ˌek-​ˈta-​tik How to pronounce telangiectasia (audio) , ˌtē-​ , tə-​ \ adjective

Examples of telangiectasia in a Sentence

Recent Examples on the Web But one patient advocacy group has publicly shared that Yu’s team has designed an oligonucleotide for a toddler with ataxia-telangiectasia, a neurodegenerative disorder, and hoped to begin to treat her this fall. Jocelyn Kaiser, Science | AAAS, "Drug tailored to one girl with brain disease paves way for similar customized treatments," 9 Oct. 2019 His inoperable neurological condition HHT (hereditary hemorrhagic telangiectasia) has kept Moskowitz restricted and in rehabilitation since first discovered at the end of last year. Scott Springer,, "16 strong seconds for David Moskowitz, Sycamore lacrosse," 9 May 2018 Further scans and exams detected HHT (hereditary hemorrhagic telangiectasia) existed, something no family would expect. Scott Springer,, "Lacrosse community is #DavidStrong in support of Sycamore's Moskowitz," 26 Apr. 2018 Di Bernardo suffers from hereditary hemorrhagic telangiectasia, or HHT, which makes the body create blood vessels without the typical capillaries that go between arteries and veins. Megan Friedman, Cosmopolitan, "This Twentysomething Is Begging Strangers on Facebook to Be Her Organ Donor," 4 Nov. 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'telangiectasia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of telangiectasia

1873, in the meaning defined above

History and Etymology for telangiectasia

New Latin, from tel- + angi- + ectasia, ectasis (as in atelectasis)

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Time Traveler for telangiectasia

Time Traveler

The first known use of telangiectasia was in 1873

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Cite this Entry

“Telangiectasia.” Dictionary, Merriam-Webster, Accessed 3 Mar. 2021.

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More Definitions for telangiectasia


tel·​an·​gi·​ec·​ta·​sia | \ ˌtel-ˌan-jē-ˌek-ˈtā-zh(ē-)ə How to pronounce telangiectasia (audio) , ˌtēl- How to pronounce telangiectasia (audio) , təl- \
variants: or telangiectasis \ -​ˈek-​tə-​səs How to pronounce telangiectasia (audio) \
plural telangiectasias or telangiectases\ -​tə-​ˌsēz How to pronounce telangiectasia (audio) \

Medical Definition of telangiectasia

: an abnormal dilation of red, blue, or purple superficial capillaries, arterioles, or venules typically located just below the skin's surface (as on the face) — see ataxia-telangiectasia, hereditary hemorrhagic telangiectasia, spider vein

Other Words from telangiectasia

telangiectatic \ -​ˌek-​ˈtat-​ik How to pronounce telangiectasia (audio) \ adjective

Comments on telangiectasia

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