'Leucocyte' definitions:

Definition of 'leucocyte'

(from WordNet)
noun
Blood cells that engulf and digest bacteria and fungi; an important part of the body's defense system [syn: leukocyte, leucocyte, white blood cell, white cell, white blood corpuscle, white corpuscle, WBC]

Definition of 'Leucocyte'

From: GCIDE
  • Leucocyte \Leu"co*cyte\ (l[=u]"k[-o]*s[imac]t), n. [Leuco- + Gr. ky`tos a hollow vessel.] (Physiol.) A colorless corpuscle, as one of the white blood corpuscles, or those found in lymph, marrow of bone, connective tissue, etc. [1913 Webster]
  • Note: They all consist of more or less spherical masses of protoplasm, without any surrounding membrane or wall, and are capable of motion. [1913 Webster] Leucocythaemia