Definition of merocrine in US English:

merocrine

adjective

Physiology
  • Designating a gland whose secretory product is released without the loss of cells or their cytoplasm.

Origin

Early 20th century; earliest use found in George Gould (1848–1922). From French mérocrine from méro- + ancient Greek κρίνειν to separate; compare Ranvier's parallel formation olocrine.