Dictionary
search :       browse : 
A B C D E F G H I J K L M
  N O P Q R S T U V W X Y Z
         
Description
Related Terms
Everyday Examples
Interactive Checkpoint
More Information
Challenge
How to use this dictionary
Contact
 Description  
 Speed:  The rate of motion, measured in distance/time.

For example:

The speed at which your parents' car travels may be 55 miles per hour.

The speed at which you swim the front crawl may be 50 meters per 32 seconds.