Definition of myeloid in English:



  • 1Relating to bone marrow.

    ‘As in our case, the severity of peripheral neutropenia did not correlate with the cellularity of the bone marrow myeloid compartment.’
    • ‘A bone marrow biopsy can rule out other chronic myeloid disorders.’
    • ‘The bone marrow was markedly hypocellular with leftshifted myeloid maturation.’
    • ‘Gastric myeloid metaplasia is a very rare event, and to our knowledge only 6 cases have been reported in the literature to date.’
    • ‘These cells differentiate into two main cell lineages (ie, myeloid and lymphoid pathways) that lead to the production of blood cells.’
    1. 1.1(of leukemia) characterized by the proliferation of cells originating in the bone marrow.
      ‘Missing are the chapters on non-Hodgkin's lymphoma and acute myeloid leukaemia.’
      • ‘The disorders are characterised by overactive production of blood cells and can lead to thrombosis, haemorrhage or acute myeloid leukaemia.’
      • ‘In clinical trials the white blood cell counts of 88% of patients with chronic myeloid leukaemia returned to normal.’
      • ‘But the worst blow came in January 2001 when he was diagnosed with a third cancer - chronic myeloid leukaemia.’
      • ‘Some evidence indicates that in chronic myeloid leukaemia, bone marrow transplantation can prolong life if performed during its chronic phase.’
  • 2Relating to the spinal cord.



/ˈmīəˌloid/ /ˈmaɪəˌlɔɪd/


Mid 19th century from Greek muelos ‘marrow’+ -oid.