Which prefix means 'apart' or 'away' in medical terminology?

The prefix that means 'apart' or 'away' in medical terminology is "dis-." This prefix is derived from Latin and is commonly used in various medical terms to indicate separation or reversal. For example, in the word "dislocate," the prefix "dis-" signifies the movement of a bone away from its normal position at a joint. Similarly, "disinfect" denotes the process of removing or destroying harmful organisms, emphasizing the idea of separation from infection or contamination.

The other prefixes provided do not convey the same meaning. "Ad-" means 'to' or 'toward,' "uni-" indicates 'one' or 'single,' and "ante-" refers to 'before' or 'in front of.' These prefixes serve different purposes in forming medical terms and do not imply the concept of separation or moving away, which is crucial for understanding the correct usage of "dis-."