| A | B |
| UNI | PREFIX MEANING: one |
| MONO | PREFIX MEANING: one |
| BI | PREFIX MEANING: two |
| TRI | PREFIX MEANING: three |
| DECI | PREFIX MEANING: 1/10th (one tenth) |
| CENTI | PREFIX MEANING: 1/100th (one one-hundredth) |
| MILLI | PREFIX MEANING: 1/1,000th (one one-thousandth) |
| MICRO | PREFIX MEANING: 1/1,000,000 (one one-millionth) |
| DECA, DEC | PREFIX MEANING: 10 (ten) |
| HECTO, HECT | PREFIX MEANING: 100 (one hundred) |
| KILO | PREFIX MEANING: 1,000 (one thousand) |
| MEGA | PREFIX MEANING: 1,000,000 (one millionth) |
| decimal system | WORD MEANING:number system based on units of ten |
| centimeter | WORD MEANING:1/100th of a meter |
| millimeter | WORD MEANING:1/1,000th of a meter |
| micrometer | WORD MEANING: 1/1,000,000 of a meter |
| decade | WORD MEANING:10 years |
| hectare | WORD MEANING: metric unit of land equal to 100 ares |
| kilogram | WORD MEANING:1,000 grams |
| megabit, megabyte | WORD MEANING: one million bits |
| uniform | WORD MEANING: all the same, or everyone dressing the same |
| monolingual | WORD MEANING:able to use one language |
| tricycle | WORD MEANING:a three wheeled vehicle |
| bicycle | WORD MEANING:a two wheeled vehicle |
| bilingual | WORD MEANING: able to use two languages |