1. Root Words related to Numbers, Amounts, Quantities
How many?
Root Words related to
Numbers, Amounts, Quantities

2. Uni/Mono=one
Bi=Two
Tri=3
Quad/Quar=4
Pent=5
Poly/Multi=many
Semi/Hemi=Half
Deca/Deci=10
Cent=100
Kilo/Milli=thousand

3. 1. UNISON
NOUN
When two or more things occur at one time

4. 2. MONOPOLY
NOUN
When one company controls all of a product or service

5. 3. BIPLANE
NOUN
A plane with two sets of wings

6. 4. bilingual
ADJECTIVE
The ability to speak two languages fluently

7. 5. triathalon
NOUN
A long-distance race that consists of swimming, bicycling, and running

8. 6. trilogy
NOUN
A series of three stories that are closely related and develop a single theme

9. 7. quadruped
NOUN
Any creature with four feet

10. 8. quarter
NOUN
One of four equal parts

11. 9. pentagram
NOUN
five-pointed star usually seen in a circle; often used as a mystic and magical symbol

12. 10. polyester
NOUN
Stretchy fabric made from many chemical compounds

13. 11. multitask
VERB
Ability to perform more than one task at a time

14. 12. semiautomatic Adjective
Partly automatic, partly done manually (by hand)

15. 13. hemisphere NOUN Half of a sphere
Examples: the earth is divided into northern and southern hemispheres; brain is divided into hemispheres

16. 14. decimeter
NOUN
1/10 of a meter
10 centimeter

17. 15. decibel
NOUN
Unit for measuring sound
1/10th of a “bel”

18. 16. centennial NOUN A celebration of 100 years
Example: 100th anniversary of a business or an event

19. 17. centenarian
NOUN
A person or thing who is 100 (or more) years old

20. 18. kilowatt
NOUN
A unit of measurement for electricity that equals 1000 watts
Example: lightbulb=60 watts; hair dryer=1000 watts or 1 kilowatt

21. 19. kilobyte NOUN A unit of measurement for computer memory
1000 (1024) bytes

22. 20. millipede
NOUN
A creepy, crawly bug/insect/critter with LOTS and LOTS of legs (but not necessarily a million)