easy
I will definitely bring my notebook.
What does Definitely mean?
Definitely means without doubt.
Dictionary definition
Without doubt; clearly, certainly, or surely.
Example sentences
Definitely in a sentence
medium
That answer is definitely correct.
hard
The evidence definitely supported the student's conclusion.
Writing practice
Ready to write your own? Study the examples, then practice definitely in a sentence with Sentence Builder checklist feedback.
Quick practice
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Practice the meaning of Definitely
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does definitely mean?
Definitely means clearly, certainly, or without doubt.
Practice 2
Which sentence uses definitely correctly?
This sentence uses definitely to show certainty.
Practice 3
Which word is an antonym of definitely?
Maybe shows uncertainty, which is the opposite of definitely.
Practice complete
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You completed 3 questions.
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Definitely
Voice settings
Sounds like
def · uh · nit · lee · strongest beat: def
Tap each sound part, then blend the whole word together.
Learn
WordDefinitely.
Partadverb.
MeaningDefinitely means without doubt.
ExampleExample: I will definitely bring my notebook.
Word breakdown
4 syllables. Say each part, then blend the word.
- Syllables
- def · uh · nit · lee
- Strongest beat
- def
- Ending
- lee
- Tip
- Put a little extra energy on def.
Your turn
Say Definitely
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Nice work—you practiced definitely.
Synonyms
Words like Definitely
certainlyUse when something is sure or without doubt.
surelyUse when expressing confidence.
Antonyms
Opposite words
maybeUse when something is uncertain.
possiblyUse when something might happen but is not certain.
Synonym practice
Want to practice definitely synonyms in context? Try a Synonym Search question like "Maya definitely remembered her library book," then compare close word choices. Practice definitely synonyms.
Word family
Definitely word family
Base word
definite
adverb
definitely
In a certain or clear way.
noun
definition
A clear statement of meaning.
Related words
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Student support
Understand Definitely
Hint for students
Definitely means without doubt.
Common mix-up
Definitely is not the same as maybe. Definitely means definitely means without doubt.
Try it in class or at home
Read this model sentence: That answer is definitely correct. Clue words: that, answer, correct. Underline clue words that show why definitely fits instead of maybe. Now write one new sentence that shows definitely without using the word definitely. Ask: Does my sentence clearly show definitely?
Teacher prompt
Ask students to explain this model sentence: "That answer is definitely correct." Why does definitely fit better than maybe?
Learning activities
Practice Definitely and explore more word games
Cards labelled “Practice DEFINITELY” keep this word in focus. Explore cards open games with other words.
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Sentence Builder
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Context Clue Challenge
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Synonym Search
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