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lymphocytosis

American  
[lim-fuh-sahy-toh-sis] / ˌlɪm fə saɪˈtoʊ sɪs /

noun

Pathology.
  1. an abnormal increase in the number of lymphocytes in the blood.


lymphocytosis British  
/ ˌlɪmfəʊsaɪˈtəʊsɪs, ˌlɪmfəʊsaɪˈtɒtɪk /

noun

  1. an abnormally large number of lymphocytes in the blood: often found in diseases such as glandular fever and smallpox

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • lymphocytotic adjective

Etymology

Origin of lymphocytosis

First recorded in 1895–1900; lymphocyte + -osis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Doubtless in these cases also the lymphocytosis is due to the stimulation and swelling of the tracheobronchial glands.

From Histology of the Blood Normal and Pathological by Myers, W.

We define lymphocytosis as an increase of the lymphocytes of the blood; Fränkel like Uskoff regards it as the emigration of the young forms of the white blood corpuscles into the blood.

From Histology of the Blood Normal and Pathological by Myers, W.

Increase of the lymphocytes alone occurs, but in comparison with that of the other forms, much more seldom, and will be conveniently called by the special names of "lymphocytosis" or "lymphæmia."

From Histology of the Blood Normal and Pathological by Myers, W.

We therefore regard lymphocytosis as the result of a mechanical process; whilst leucocytosis is the expression of an active chemiotactic reaction of the polynuclear elements.

From Histology of the Blood Normal and Pathological by Myers, W.

Whilst the latter is admittedly the expression of chemiotactic action, and arises by action at a distance of soluble substances on the bone-marrow, lymphocytosis is due to a local stimulation of certain glandular areas.

From Histology of the Blood Normal and Pathological by Myers, W.