Skip to content

Dictionary-enhanced word family

Word Forms of “Define”

To explain clearly what a word or concept means, or to set the boundaries of something.

Word Family of Define

What is the noun of define? — definition

definition

What is the verb of define? — define

define

What is the adjective of define? — definite

definite

What is the adverb of define? — definitely

definitely

How to Use Each Word Form in a Sentence

  • The teacher defined the term 'metaphor' by giving several examples from literature. B1
  • It's important to define your goals clearly before starting a new project. B1
  • The company defined its mission as providing sustainable, affordable products. B2

Word Form Patterns for Define

-tion

Adds **-tion** to form a noun describing an action, process, or result. Example: define → definition.

-ly

Adds **-ly** to make an adverb describing how an action happens. Example: define → definitely.

Origin and Word Formation of Define

From Latin 'definire' meaning to determine the limits of, or to finish.

Common Word Form Mistakes with Define

Wrong: The dictionary define new words every year.

Correct: The dictionary defines new words every year.

Third person singular verbs need '-s' ending. 'Dictionary' is singular, so use 'defines' not 'define'.

Frequently Asked Questions About Word Forms of Define

What are the word forms of “define”?

The confirmed forms are shown in the word family cards above. Missing parts of speech are hidden instead of filled with placeholder text.

What part of speech is “define”?

“define” is primarily a verb. Some forms above show how the same root works as other parts of speech.

Where does “define” come from?

From Latin 'definire' meaning to determine the limits of, or to finish.

Explore “Define” in Other Tools