LEUCOCYTE
leukocyte, leucocyte, white blood cell, white cell, white blood corpuscle, white corpuscle, WBC
(noun) blood cells that engulf and digest bacteria and fungi; an important part of the body’s defense system
Source: WordNet® 3.1
Noun
leucocyte (plural leucocytes)
(immunology) Alternative spelling of leukocyte
Source: Wiktionary
Leu"co*cyte, n. Etym: [Leuco- + Cr. (Physiol.)
Definition: A colorless corpuscle, as one of the white blood corpuscles, or
those found in lymph, marrow of hone, connective tissue, etc.
Note: They all consist of more or less spherical masses of
protoplasm, without any surrounding membrane or wall, and are capable
of motion.
Source: Webster’s Unabridged Dictionary 1913 Edition