from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective physics, chemistry Describing a decrease in the intensity of a spectral band due to a change in the molecular environment
  • adjective medicine Having a lower than normal amount of hemoglobin in the red blood cells


Sorry, no etymologies found.


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  • In iron deficiency the cells are small and contain very little haemoglobin and they are called hypochromic, microcytic cells.


  • In microcytic anemia, the red blood cells (erythrocytes) are usually also hypochromic, meaning that the red blood cells are paler than usual.

    Citizendium, the Citizens' Compendium - Recent changes [en]

  • Clearly such disturbances are involved in the production of iron deficiency resulting in certain types of hypochromic anemia.

    George R. Minot - Nobel Lecture

  • For the treatment of pernicious and hypochromic anaemia and for granulocytopenia he used intramuscular injections of extract of liver and he was associated with George Richards Minot and George Hoyt Whipple in work on pernicious anaemia and the treatment of it by means of a diet of uncooked liver.

    William P. Murphy - Biography

  • Again, we find it effective in enhancing the rate of hemoglobin formation in the hypochromic anemias treated with iron.

    William P. Murphy - Nobel Lecture

  • In this study, low vitamin D levels at baseline were significantly associated with increased risk of HIV disease progression, severe anemia, and hypochromic microcytosis in HIV-infected Tanzanian women.

    PLoS ONE Alerts: New Articles

  • The red blood cells become smaller (microcytic) and pale (hypochromic).


  • The red blood cells become smaller (microcytic) and pale (hypochromic).


  • Typically, therefore, anemia of this category is described as "microcytic, hypochromic anemia".

    Citizendium, the Citizens' Compendium - Recent changes [en]

  • Slide 47: Adverse Drug Effects in Therapeutic Use  Agents primarily affecting blood constituents (Y44)  Iron and other anti-hypochromic anemia preparations 

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