Cytology (noun)

1. The scientific study of cells, including their structure, function, and pathology.
2. The branch of biology which deals with the study of cells and its structure, function, and pathology.

Origin:

From the greek κυτος (kytos, "container, cell") + -logy (study of).

Examples:

1. Cytology is an important field of study in both biology and medicine.
2. Cytology can be used to diagnose cancer and other diseases.
3. Cytology is a branch of biology which has many practical applications in medicine, genetics and biotechnology.
4. Cytology is the study of the cells that make up all living organisms.
5. Cytology plays an important role in understanding how cells function and how diseases develop in the body.