The term "midpoint" generally means the exact center or midpoint of an object or a distance. Its antonyms could be "beginning" or "end", indicating the start or conclusion of something. Other antonyms for "midpoint" could include "extremes", signifying the two farthest points of a range or measurement. Additionally, "tilt" or "skew" could be antonyms for "midpoint", suggesting a deviation or imbalance from the central point. Furthermore, "asymmetry" and "crookedness" could also be potential antonyms for "midpoint", characterizing a lack of proportion or irregularity. Despite having antonyms, the term "midpoint" remains a vital reference point in math, science, and various fields of study.