Definitions

1. adjective

having a texture or appearance resembling cheese, especially in being dry and crumbly

“The patient had a caseous lesion on her skin that required immediate medical attention.”

2. noun

a cheesy or dry and crumbly mass, especially one formed by the decay of tissue in a disease such as tuberculosis

“The pathologist examined the caseous material under a microscope to identify the bacteria causing the infection.”

3. noun

a stage in the development of a disease such as tuberculosis, characterized by the formation of caseous tissue

“The doctor diagnosed the patient with caseous tuberculosis and prescribed a treatment plan.”