noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The migration of blood cells, especially leucocytes, through the intact walls of blood vessels into the surrounding tissue. countable, uncountable
2. 2
   passage of blood cells (especially white blood cells) through intact capillary walls and into the surrounding tissue wordnet

Synonyms

All synonyms

communicationconductionconvectiondeliverydisseminationexport

Etymology

From New Latin, from Ancient Greek, from dia- + Ancient Greek πηδᾰ́ω (pēdắō, “I leap”).

Related phrases

blood cellblood vessel

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.