1. micro- tiny, very small Microbiology (n) the study of the smallest forms of life such as bacteria, fungi, and viruses My teacher began a lesson on microbiology after she finished the warm-up. Microchip (n) a tiny piece of a computer that holds the memory; a tiny piece of metal that has a memory and can be safely inserted into a pet for identification when we went to the shelter we decided to adopt a dog and we had to get it microchipped

2. Micro- very small, tiny Microcosm (n) a tiny world in comparison to a larger world An ant’s microcosm is much different than ours if you are looking at size. Microfilm (n) a material on which written forms are produced in tiny format for easier storage The microfilms are stored in the darkroom stated the photography teacher so you should look in there if you want to find them

3. Microphone (n) a device that converts small sounds into louder ones The announcer used a microphone to address the audience. Microscope (n) a tool that makes tiny objects appear much larger for close analysis mrs Hopkins passed out the microscopes and she stated students please be careful these are expensive Micro- very small, tiny

4. microscopic (adj) describes something that is too tiny to see with the bare eye Syn: tiny Ant: large; huge During our science lab the teacher passed out microscopes, and we looked at microscopic bacteria. Microwave (n) a device used to heat items in small amounts of time On april 25 1953 the first microwave was invented and it was a huge success. Micro- very small, tiny

5. mega-, megal-, megalo- : large, great megabyte (n) a large unit of computer memory; one million bites The computer had ten megabytes on its memory. megalith (n) a very large stone used in prehistoric structures in Western Europe The romans used megaliths a very large stone in there structures to make them look grand stated the museum guide.

6. mega-, megal-, megalo- : large, great megalomania (n) a love of great things; an obsession with extravagant things When she bought her fiftieth expensive purse, she realized that she had megalomania. megalopolis (n) a very large city; a very large region made up of many cities and towns The house at 3459 amberbrooke place Chesapeake va 23464 is part of a megalopolis and is in a large town

7. mega-, megal-, megalo- : large, great megaphone (n) a funnel- shaped device used to make the voice larger (louder) The cheerful cheerleaders used megaphones during the game when the team was winning. megalosaur (n) a large dinosaur that lived during the Jurassic Period as a carnivore In Jurassic park the movie a megalosaur ate another dinosaur and the megalosaur was very satisfied

8. mega-, megal-, megalo- : large, great megastar (n) a very famous person; a great star Whitney Houston is a megastar since she will always be remembered. megavitamin (n) a dose of vitamin that provides a larger amount of nutrients than what is required to stay healthy The doctor stated since you are lacking a major amount of nutrients you need to take a megavitamin