This document defines vocabulary terms related to geometry and measurement for 3rd grade math students. It includes definitions for terms like length, width, increase, decrease, greatest, least, sides, angle, right angle, perimeter, and units of measurement such as inches, feet, yards, meters, and degrees. Measurement tools like rulers, yardsticks, tape measures, and thermometers are also defined. Time notation terms a.m. and p.m. are explained along with money notation like pennies and nickels. Degrees are defined as a unit of measurement for both temperature and angles. Fahrenheit and Celsius scales for temperature measurement are also included.

1. Geometry and Measurement 3rd Grade MCA Math Vocabulary

2. length Length is the distance from end to end. Also, length can mean the longer distance across J. Scheumann & C. Sorenson 2011

3. width Smaller distance across J. Scheumann & C. Sorenson 2011

4. increase Make something bigger (in size or quantity). J. Scheumann & C. Sorenson 2011

5. decrease To make smaller. J. Scheumann & C. Sorenson 2011

6. greatest 1 34 58 43 78 60 J. Scheumann & C. Sorenson 2011

7. least Smallest. J. Scheumann & C. Sorenson 2011

8. fewest J. Scheumann & C. Sorenson 2011

9. most J. Scheumann & C. Sorenson 2011

10. parallel J. Scheumann & C. Sorenson 2011

11. perpendicular It just means at right angles (90°) to. J. Scheumann & C. Sorenson 2011

12. side/sides side of an angle J. Scheumann & C. Sorenson 2011

13. angle J. Scheumann & C. Sorenson 2011

14. angles An angle measures the amount of turn J. Scheumann & C. Sorenson 2011

15. right angle A right angle is an angle which is equal to 90°, one quarter of a full revolution. J. Scheumann & C. Sorenson 2011

16. perimeter Click here to try it! The distance around a two-dimensional shape J. Scheumann & C. Sorenson 2011

17. ruler A ruler is used to measure smaller items. J. Scheumann & C. Sorenson 2011

18. yardstick A yard is about 3 feet. (We are not talking about the trees in your yard) J. Scheumann & C. Sorenson 2011

19. meter stick 100 centimeters 1,000 millimeters J. Scheumann & C. Sorenson 2011

20. tape measure A tape measure is used to measure larger items. J. Scheumann & C. Sorenson 2011

21. thermometer Click here for an interactive thermometer website A tool used to measure temperature in degrees. J. Scheumann & C. Sorenson 2011

22. unit Click here for Unit Price Game (challenging) A quantity used as a standard of measurement. J. Scheumann & C. Sorenson 2011

23. a.m. p.m. a.m. p.m. The initials of the Latin phrase ante meridiem, which means "before midday." It is used to indicate the time between midnight and noon The initials of the Latin phrase post meridiem, which means "after midday." It is used to indicate the time between noon and 11:59 in the evening. J. Scheumann & C. Sorenson 2011

24. money notation Penny: 1 cent, $0.01, 1 Nickel: 5 cents or $0.05 Make Change Click here to try it! J. Scheumann & C. Sorenson 2011

25. degrees Temperature It is 42 degrees in Minnesota. A measure of temperature (how hot or cold it is) Angles A measure for angles. There are 360 degrees in a full rotation.The symbol for degrees is ° Click here to try it! J. Scheumann & C. Sorenson 2011

26. temperature How hot or cold a thing is. J. Scheumann & C. Sorenson 2011

27. Fahrenheit J. Scheumann & C. Sorenson 2011

28. Celsius J. Scheumann & C. Sorenson 2011

29. figure Pictures, shapes J. Scheumann & C. Sorenson 2011