Leukocytosis
loo-koh-sy-TOH-sis
Word origin · Greek elements via New Latin
rootleuk/o (leuc/o)white; white blood cellGreek leukós ‘white, bright’rootcyt/ocellGreek kýtos ‘container, receptacle, body’suffix-osisabnormal condition; process; increaseGreek -ōsis ‘state, abnormal condition, or action’
leukocyte (leuko- 'white' + -cyte 'cell') + -osis (here, an increase): an increased white-cell count.
History: Formed in New Latin. First recorded in English 1865–70.
Definition
Elevated white blood cell count above 11 x10⁹/L.
Related words
Specialty
🏥 Haematology