Explanation at your level:
To define means to explain a word. If you see a new word in your book, you can look it up to see how to define it. It helps you understand English better.
When you define something, you describe what it is. For example, you can define 'apple' as a fruit that is red or green. It is a very useful word for school and learning.
We use define to explain the meaning of a concept clearly. In business, we define our goals so everyone knows what to do. It is about setting clear boundaries for an idea.
To define is to specify the essential nature of something. It is often used in formal writing to ensure that the reader understands exactly what the author means by a specific term or concept.
Beyond simple explanations, define is used to delineate boundaries or scope. A 'defining moment' is a classic C1 usage, referring to an event that shapes the future character of a situation or person.
At the mastery level, define carries nuances of ontological categorization. It refers to the act of establishing the parameters of reality or discourse, often used in literary criticism to discuss how authors construct meaning.
Word in 30 Seconds
- It is a verb.
- Means to explain.
- Related to limits.
- Common in school.
When you define something, you are drawing a line around it, metaphorically speaking. You are saying, 'This is what it is, and this is what it is not.' It is a fundamental tool for clear communication.
In everyday life, we use it to clarify language. If you don't know a word, you ask someone to define it. In a broader sense, we use it to set boundaries for projects or personal goals, helping us understand the scope of our work.
The word define comes from the Latin word definire, which literally means 'to bound' or 'to limit.' The prefix de- means 'completely' and finire means 'to limit' or 'to set an end' (related to finis, meaning 'end').
It entered Middle English via Old French in the 14th century. Originally, it was used in legal and philosophical contexts to set the boundaries of a concept. Over time, it evolved to cover everything from dictionary meanings to the sharpness of pixels on your phone screen.
You will most often hear define used in academic or professional settings. We talk about 'defining terms' or 'defining the scope of a project.'
It is a transitive verb, meaning it needs an object. You don't just 'define'; you 'define something.' Common collocations include 'clearly define,' 'precisely define,' and 'define the relationship.'
While 'define' itself isn't the core of many idioms, it appears in phrases like 'define the terms' (setting the rules of an agreement) or 'a defining moment' (a moment that shows the true nature of a person or event).
Another common usage is 'define yourself', which means to decide who you are through your actions rather than letting others do it for you.
Define is a regular verb. Its past tense is defined and its present participle is defining. The noun form is definition.
Pronunciation varies slightly between US and UK English, but the stress is always on the second syllable: /dɪˈfaɪn/. It rhymes with 'fine,' 'align,' and 'design.'
Fun Fact
It shares a root with 'finish'.
Pronunciation Guide
dee-FINE
dih-FINE
Common Errors
- stressing the first syllable
- pronouncing 'i' as short 'i'
Rhymes With
Difficulty Rating
easy
easy
easy
easy
What to Learn Next
Prerequisites
Learn Next
Advanced
Grammar to Know
Verb forms
define/defined
Examples by Level
Can you define this word?
define = explain
modal verb can
How do you define success?
Please define the rules clearly.
The dictionary defines this word.
Can you define your job?
I cannot define my feelings.
They defined the area.
Define the problem first.
He defined the term well.
We need to define our goals.
The law defines this as theft.
She defined the scope of the project.
How do you define happiness?
The map defines the borders.
Can you define the difference?
He defined his role clearly.
The contract defines our rights.
This was a defining moment in history.
The test defines the student's level.
We must define the terms of the deal.
Art defines the culture of a city.
He is defined by his hard work.
The camera defines the image quality.
Define the parameters of the study.
They defined the mission statement.
His actions define his character.
The policy defines the company's ethics.
We must define the limitations of this theory.
The screen defines the image sharply.
She defined the genre of the book.
The event defined the decade.
They defined the scope of the investigation.
The rules define the game.
The conflict defined the century.
He sought to define the nature of truth.
The law is defined by precedent.
Her style is defined by minimalism.
The boundaries are clearly defined.
They defined the parameters of the debate.
The sound is defined by its clarity.
A leader is defined by their service.
Synonyms
Antonyms
Common Collocations
Idioms & Expressions
"defining moment"
a critical point in time
That meeting was a defining moment for the company.
neutralEasily Confused
similar sound
refine means to improve
refine your work vs define your work
Sentence Patterns
Subject + define + object
He defined the plan.
Word Family
Nouns
Verbs
Adjectives
Related
How to Use It
8
Formality Scale
Common Mistakes
define is a verb
Tips
Root Word Trick
Think of 'finish' when you see 'define'.
Memorize It
Mnemonic
De-fine: To put a fine line around it.
Visual Association
A dictionary with a glowing border.
Word Web
Challenge
Define three things in your room.
Word Origin
Latin
Original meaning: to limit
Cultural Context
None
Used heavily in academic and legal contexts.
Practice in Real Life
Real-World Contexts
School
- Define the term
Conversation Starters
"How would you define success?"
Journal Prompts
Define your perfect day.
Frequently Asked Questions
1 questionsNo, it is a verb.
Test Yourself
Can you ___ this word?
define means to explain.
What is the noun form?
definition is the noun.
Define is a noun.
It is a verb.
Word
Meaning
Synonyms match.
Verb-Article-Noun.
Score: /5
Summary
To define is to give clear boundaries to a meaning.
- It is a verb.
- Means to explain.
- Related to limits.
- Common in school.
Root Word Trick
Think of 'finish' when you see 'define'.
Example
By definition, a square must have four equal sides and four right angles.
Related Content
Learn it in Context
This Word in Other Languages
More Language words
abbreviate
C1To shorten a word, phrase, or text by omitting letters or using only the first letters of the constituent parts. This is primarily done to save space, increase efficiency, or adhere to specific formatting conventions in writing.
ablative
B2A grammatical case used in certain languages, such as Latin, to indicate movement away from, the source, or the instrument of an action. In English, these meanings are typically expressed using prepositions like 'from', 'with', or 'by' rather than specific noun endings.
abphonure
C1A technical term in linguistics and phonetics referring to the intentional or accidental distortion of speech sounds, leading to a loss of phonetic clarity or a shift in meaning. It is often used to describe the degradation of sound quality in specific acoustic environments or the stylistic blurring of words in poetry and song.
abregous
C1To summarize or condense a complex argument, document, or process into its most essential components. This verb is typically used when the goal is to provide clarity or speed up decision-making without losing the core meaning.
abridge
C1To shorten a piece of writing, such as a book, play, or speech, by omitting sections while maintaining the essential meaning. It can also refer to the act of reducing or curtailing rights, privileges, or authority.
accentuation
B2The act of emphasizing something or making it more prominent and noticeable to the observer. It also refers to the placement of marks or stress on specific syllables in linguistics to indicate correct pronunciation.
acerbic
C1Describes a style of speaking or writing that is sharp, biting, and forthright, often characterized by clever but cruel wit. It is typically used to critique someone or something in a way that is both intellectually sharp and emotionally harsh.
acrimonious
C1Describes a speech, relationship, or atmosphere that is full of anger, bitterness, and resentment. It is typically used to characterize long-standing disputes or heated arguments where personal insults or harsh language are involved.
acronym
B2A word formed from the initial letters of a name or phrase, which is pronounced as a single word rather than as individual letters. For example, NASA is an acronym for the National Aeronautics and Space Administration.
adage
C1An adage is a short, traditional saying that expresses a general truth or a piece of advice based on common experience. It is often a well-known proverb that has gained credibility through long-term usage within a culture.
