Definition of the word acceleration

The word "acceleration" has its roots in Latin. The Latin word "accelerare" means "to hasten" or "to speed up", which is derived from "ac" meaning "to" and "celerare" meaning "to make swift". This Latin phrase was later adopted and modified into the Middle English word "acceleracioun" around the 14th century. Over time, the spelling evolved to "acceleration" and its meaning expanded to encompass not only the act of hastening or quickening, but also the concept of increasing the rate of change of velocity, which is a fundamental concept in physics. Today, the word "acceleration" is used in various fields, including physics, engineering, and everyday language to describe the rapid increase of speed or the rate of change of motion.