leukocytosis

noun

leu·​ko·​cy·​to·​sis ˌlü-kə-sī-ˈtō-səs 

-kə-sə-

: an increase in the number of white blood cells in the circulating blood

Word History

Etymology

New Latin

First Known Use

1866, in the meaning defined above

Medical Definition

leukocytosis

noun

leu·​ko·​cy·​to·​sis

variants or chiefly British leucocytosis

ˌlü-kə-sī-ˈtō-səs, -kə-sə- 

plural leukocytoses -ˌsēz 

: an increase in the number of white blood cells in the circulating blood that occurs normally (as after meals) or abnormally (as in some infections)

leukocytotic adjective

or chiefly British leucocytotic

-ˈtät-ik