[ throm-boh-sis ]
See synonyms for thrombosis on
  1. intravascular coagulation of the blood in any part of the circulatory system, as in the heart, arteries, veins, or capillaries.

Origin of thrombosis

First recorded in 1700–10; from New Latin, from Greek thrómbōsis; see origin at thromb-, -osis

Other words from thrombosis

  • throm·bot·ic [throm-bot-ik], /θrɒmˈbɒt ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use thrombosis in a sentence

  • It is rather easy, however, to differentiate thrombotic conditions from neurotic palsies.

    Psychotherapy | James J. Walsh

British Dictionary definitions for thrombosis


/ (θrɒmˈbəʊsɪs) /

nounplural -ses (siːz)
  1. the formation or presence of a thrombus

  2. informal short for coronary thrombosis

Origin of thrombosis

C18: from New Latin, from Greek: curdling, from thrombousthai to clot, from thrombos thrombus

Derived forms of thrombosis

  • thrombotic (θrɒmˈbɒtɪk), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for thrombosis


[ thrŏm-bōsĭs ]

  1. The formation or presence of a thrombus.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for thrombosis


[ (throm-boh-sis) ]

The development of a blood clot in the circulatory system. Depending on the location of the clot, the resultant loss of circulation can lead to a stroke (cerebral thrombosis) or heart attack (coronary thrombosis).

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.