histology Meaning, Definition & Usage

  1. noun the branch of biology that studies the microscopic structure of animal or plant tissues

WordNet

His*tol"o*gy noun
Etymology
Gr. "isto`s tissue + -logy.
Definitions
  1. That branch of biological science, which treats of the minute (microscopic) structure of animal and vegetable tissues; -- called also histiology.

Webster 1913