noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A precursor cell in hematopoiesis which gives rise to the promegakaryocyte, which in turn gives rise to the megakaryocyte.

Etymology

From mega- + karyo- + -blast.

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