Definition of "diapedesis" []

• The movement or passage of blood cells, especially white blood cells, through intact capillary walls into surrounding body tissue. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Of this malady, known in medical science by the term diapedesis, there have been examples recorded in both ancient and modern times."
• "[FN#214] This "diapedesis" of bloodstained tears is frequently mentioned in The Nights; and the "Bloody Sweat" is well-known by name."
• "Although there is some disagreement as to whether this process is similar to menstruation or diapedesis bleeding, there is visible bleeding in three to fifteen percent of all infants and hidden bleeding in twenty-five to seventy percent of all infants."