1) Blood disease 2) Blood disorder 3) Lymphocytic disorder 
Lymphocytosis is an increase in the number or proportion of lymphocytes in the blood. In absolute lymphocytosis, the total lymphocyte count is elevated. In adults, absolute lymphocytosis is present when the absolute lymphocyte count is greater than 4000 per microliter, in older children greater than 7000 per microliter and in infants greater than ...
(from the article `blood disease`) Certain types of infection are characterized from the beginning by an increase in the number of small lymphocytes unaccompanied by increases in ...
A condition in which the blood contains an unusually high number of normal lymphocytes. ... (09 Oct 1997) ... 
(lim″fo-si-to´sis) increase in the number of normal lymphocytes in the blood or in an effusion.
Type: Term Pronunciation: lim′fō-sī-tō′sis Definitions: 1. A form of actual or relative leukocytosis in which there is an increase in the number of lymphocytes. Synonyms: lymphocythemia, lymphocytic leukocytosis
Lymphocytosis: Too many lymphocytes, a finding that may be a marker for infection or disease.
Lymphocytosis is the condition of having an abnormally large number of lymphocytes in the blood. It often occurs in diseases such as glandular fever and smallpox.
Abnormal increase in the number of circulating lymphocytes.
[n] - an abnormal increase in the number of lymphocytes in the circulating blood
noun an abnormal increase in the number of lymphocytes in the circulating blood
an abnormal increase in the number of lymphocytes in the blood.