1. micro tiny, very small

2.  a tiny world in comparison to a larger world

3. microcosm  a tiny world in comparison to a larger world

4.  a device used to heat items in small amounts of time

5. microwave  a device used to heat items in small amounts of time

6.  a tiny piece of a computer that holds the memory; a tiny piece of meal that has a memory and can be safely inserted into a pet for identification 

7. microchip  a tiny piece of a computer that holds the memory; a tiny piece of meal that has a memory and can be safely inserted into a pet for identification 

8.  a tool that makes tiny objects appear much larger for close analysis

9. microscope  a tool that makes tiny objects appear much larger for close analysis

10.  the study of the smallest forms of life such as bacteria, fungi, and viruses

11. microbiology  the study of the smallest forms of life such as bacteria, fungi, and viruses

12.  a device that converts small sounds into louder ones

13. microphone  a device that converts small sounds into louder ones

14.  a material on which written forms are produced in tiny format for easier storage

15. microfilm  a material on which written forms are produced in tiny format for easier storage

16.  describes something that is too tiny to see with the bare eye

17. microscopic  describes something that is too tiny to see with the bare eye