My father's cardiologist has convinced him to eat more vegetables.
Which of the following defines the suffix "-ologist" as used in the word "cardiologist" in the sentence above?

Question

Quizplus · Accepted Answer

The correct definition of the suffix "-ologist" is "an expert in a particular topic or subject area. Paired with "cardio," which means something pertaining to the heart, the word "cardiologist" is a person who studies hearts.
"A disease of the heart" is not correct. The suffix that means "a disease" is "-pathy" as used in the word "cardiopathy".
"To record the movements of the heart" is not correct. The suffix that means "record (movements)" is "-graph" as used in the word "cardiograph".
"Having origin in the heart" is not correct.  The suffix that means "having origin in" is "-genic" as used in the word "cardiogenic".

My Father's Cardiologist Has Convinced Him to Eat More Vegetables