What does the suffix "logo-" signify in terms of its definition?

The suffix "logo-" originates from the Greek word "logos," which translates to "word," "reason," or "speech." In various scientific and academic contexts, this suffix is used to denote the "science of" a particular subject or discipline. For example, "psychology" (the science of the mind) incorporates "logo-" to signify the study of psychological phenomena.

By identifying "logo-" with the meaning of "science of," one can understand that it is commonly employed in terms such as "biology" (the science of life) or "geology" (the science of the Earth). This is how the suffix conveys a specialized field of study relating to what precedes it, emphasizing the systematic exploration or understanding of that subject. Thus, the association of "logo-" with "science of" accurately aligns with its role in various academic terminologies.