easy
Negative four, zero, and nine are integers.
What does Integer mean?
An integer is a number such as −3, 0, or 8 with no fractional part.
Dictionary definition
A number with no fractional part: zero, a positive whole-number value, or its negative, such as −3, 0, or 8; in computing, an integer type stores such values.
Example sentences
Integer in a sentence
medium
The temperature fell from 2°C to the integer −3°C.
hard
The fraction 8/4 has the integer value 2 even though it is written as a fraction.
hard
The program stores the number of lives as an integer because half a life is not allowed.
Writing practice
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Quick practice
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Practice the meaning of Integer
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
Which list contains only integers?
Integers have no fractional part and include negative values, zero, and positive values.
Practice 2
Which statement is true?
Notation does not determine the number set; 8/4 simplifies to the integer 2.
Practice 3
Which integer is farther left on a number line?
Numbers decrease as you move left, so −5 is left of −2, 0, and 3.
Practice complete
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Pronunciation coach
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Integer
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Sounds like
in · tuh · jer · strongest beat: in
Tap each sound part, then blend the whole word together.
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WordInteger.
Partnoun.
MeaningInteger means An integer is a number such as −3, 0, or 8 with no fractional part.
ExampleExample: Negative four, zero, and nine are integers.
Word breakdown
3 syllables. Say each part, then blend the word.
- Syllables
- in · tuh · jer
- Strongest beat
- in
- Ending
- jer
- Tip
- Put a little extra energy on in.
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Synonyms
Words like Integer
integral numberA formal mathematical synonym for a number whose value has no fractional part.
whole numberA dictionary synonym when whole number is used broadly, but many elementary courses use whole number only for zero and positive counting numbers, so check the local convention.
Antonym review
Does Integer have an opposite?
Integer names a set of numbers and has no direct antonym. Non-integer describes values outside that set, while fractions and decimals are forms of notation that can sometimes represent integer values.
Synonym practice
Want to practice integer synonyms in context? Try a Synonym Search question like "The number seven is an integer," then compare close word choices. Practice integer synonyms.
Word family
Integer word family
Base word
integer
noun
integers
More than one positive, negative, or zero whole-valued number.
adjective
integral
In mathematics, having an integer value or relating to whole quantities.
Related words
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Student support
Understand Integer
Hint for students
Integers have no fractional part. They include negative values, zero, and positive values.
Common mix-up
In elementary vocabulary, whole numbers often means 0, 1, 2, … and does not include negatives. Integers include those values and their negatives. A decimal or fraction can still represent an integer, as 3.0 and 8/4 do; computer integer types also store whole-valued numbers.
Try it in class or at home
Sort temperature, elevation, money-change, and game-score cards into integer and non-integer values. Plot the integers and identify opposite pairs and absolute values.
Teacher prompt
Place −5, −2, 0, 3, 3.5, and 8/4 on a number line. Ask which values are integers and why notation alone does not decide membership.
Word Wheel · Grades 6+
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Learning activities
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