"Noncytologic" is a term used to describe findings, examinations or tests that do not involve the study of cellular structures. Some antonyms for "noncytologic" would include "cytologic," which refers to the study of cells, "histologic," which pertains to the study of tissues, "microscopic," which denotes the use of microscopes or the study of small structures, and "pathologic," which is concerned with the study of diseases and their effects on tissues and organs. Other possible antonyms include terms that relate to specific types of cell or tissue, such as "muscle fiber," "nerve cell," or "red blood cell," or those that refer to the study of physiological processes, such as "metabolic," "endocrine" or "immune.