18B Roots

barometer

• instrument used to measure temperature
• instrument used to measure pressure
• instrument used to study rock formation
• -=

fruitless

• without fruit
• Has a positive outcome 
• something that is pointless

ferrous

• something that contains iron 
• something that contains magnesium

quasi

• means the presence of metal
• means that there is high pressure
• means that something is somewhat going to happen

Austronesia

• islands in the Atlantic Ocean
• islands in the Pacific Ocean

epilepsy

• disorder of the nervous system
• inability to stop sleeping
• mental illness

let at the end of a word denotes something 

• big 
• small

coverlet

• is a painting
• is a small cover
• is a type of shoe

nano means

• trillionth
• billionth
• millionth

pico means

• billionth
• millionth
• trillionth