## Definition & Meaning: Equ-i Root Word

**What does Equ-i Root Word mean?**

The word** Equ-i** has been derived from the Latin word Equ which means equal. This Latin root is the word origin of a good number of English vocabulary words, including ad**equ**ate, **equ**ator, and **equ**ality. The Latin root word Equ is easily recalled through the word equation, for both sides of an** equ**ation are, by definition, “equal” to one another.

Math classes are filled with words that have the Latin root word Equ in them. Math teachers talk about **equ**ations all the time, which are expressions like x = 2y or y = mx + b, where both sides of the **equ**ation are “equal” to one another. Indeed, if x = y – 2, then you can **equ**ate x with a number that is 2 less than y, which means that x “equals” y – 2. Geometry teachers love to talk about **Equ**ilateral triangles, whose three sides are “equal” in length to one another. This makes the measurement of each side **Equ**ivalent, or “equal” in value to each other.

**To have a better understanding let’s have a look at the word equanimity which can be broken down into:**

**Equ:** Equal

**Anim:** mind

**-ity:** State or quality

**Equanimity** is the “state of equal mind,” that is, one’s mind does not become agitated but rather stays even and peaceful.

## Words Based on the Equ-i Root Word

*Following is a list of words based on Equ-i root word:*

**1. Equal:** Of being the same, or “equal”

**2. Equation:** Condition of two sides of a mathematical expression being “equal” to one another

**3. Equate:** To make two things “equal” to one another

**4. Equ-i lateral:** Having sides that are “equal”

**5. Equ-i valent:** Having “equal” value

**6. Equator:** Line of latitude which divides planet Earth into “equal” halves

**7. Equ-i nox:** A time of “equal” light and darkness

**8. Equality:** State or condition of being “equal”

**9. Adequate:** “Equal” to what is needed

**10. Equanimity:** A state of the mind being “equal” or peaceful

**11. Equ-i librium:** A state of being “equally” or evenly balanced

**12. Equiangular:** Of a polygon, having all interior angles equal.

We hope this article on the commonly used Equ-i Root Word and it has been helpful to you in remembering the words based on the Root Word Equ-i and enhance your vocabulary.

We can see how much easier it becomes to memorize any word if we can link it with something that we can never forget. That is the power of word root that can help us to break down complex words and easily fathom their meaning.