immunologic

The word 'immunologic' is a modern scientific formation built upon the core concept of immunity. Its first element, 'immuno-', traces back to the Latin immunis, meaning "exempt" or "free from a burden," which in a biological context evolved to signify being exempt from disease. The second element, '-logic', derives from the Greek -logia, denoting a branch of knowledge or study. Thus, the term literally constructs the meaning "pertaining to the study of immunity," directly reflecting its application in the science that examines the body's defense system against pathogens and foreign substances. This compound elegantly demonstrates how classical roots are repurposed to create precise terminology for contemporary scientific fields.

Structure: immuno (immune) + logic (study of) - immuno: From Latin immunis (exempt from public service, free), via English 'immune'. In this word, it functions as the base meaning "immune" or "immunity". - logic: From Greek -logia (study, science, discourse), via the English suffix '-logy'. In this word, it functions as a suffix meaning "the study or science of".